diff --git a/Shape/pzshapecube.cpp b/Shape/pzshapecube.cpp
index fe8dcebd2c..3f55f74b38 100644
--- a/Shape/pzshapecube.cpp
+++ b/Shape/pzshapecube.cpp
@@ -335,7 +335,7 @@ void TPZShapeCube::ShapeGenerating(TPZVec<REAL> &pt, TPZVec<int> &nshape, TPZFMa
 		}
 	}
     
-    void TPZShapeCube::ShapeOrder(TPZVec<int64_t> &id, TPZVec<int> &order, TPZGenMatrix<int> &shapeorders)//, TPZVec<int64_t> &sides
+    void TPZShapeCube::ShapeOrder(const TPZVec<int64_t> &id, const TPZVec<int> &order, TPZGenMatrix<int> &shapeorders)//, TPZVec<int64_t> &sides
     {
         //DebugStop();
     
@@ -369,7 +369,7 @@ void TPZShapeCube::ShapeGenerating(TPZVec<REAL> &pt, TPZVec<int> &nshape, TPZFMa
     }
     
     
-    void TPZShapeCube::SideShapeOrder(int side,  TPZVec<int64_t> &id, int order, TPZGenMatrix<int> &shapeorders)
+    void TPZShapeCube::SideShapeOrder(const int side,  const TPZVec<int64_t> &id, const int order, TPZGenMatrix<int> &shapeorders)
     {
         //DebugStop();
         if (side<=7)
diff --git a/Shape/pzshapecube.h b/Shape/pzshapecube.h
index 386a9ffbb1..b7feb6586c 100644
--- a/Shape/pzshapecube.h
+++ b/Shape/pzshapecube.h
@@ -47,13 +47,13 @@ namespace pzshape {
         /**
          * @brief returns the polynomial order in the natural ksi, eta of the side associated with each shapefunction
          */
-        static void ShapeOrder(TPZVec<int64_t> &id, TPZVec<int> &order, TPZGenMatrix<int> &shapeorders);//, TPZVec<int64_t> &sides;
+        static void ShapeOrder(const TPZVec<int64_t> &id, const TPZVec<int> &order, TPZGenMatrix<int> &shapeorders);//, TPZVec<int64_t> &sides;
         
         /**
          * @brief returns the polynomial order in the natural ksi, eta of the internal shapefunctions of a side
          * @param sides is a vector with copy of side as much as needed, it depends on the order
          */
-        static void SideShapeOrder(int side,  TPZVec<int64_t> &id, int order, TPZGenMatrix<int> &shapeorders);
+        static void SideShapeOrder(const int side,  const TPZVec<int64_t> &id, const int order, TPZGenMatrix<int> &shapeorders);
         
 		
 		/**
diff --git a/Shape/pzshapelinear.cpp b/Shape/pzshapelinear.cpp
index 810f5be977..30ee563a1a 100644
--- a/Shape/pzshapelinear.cpp
+++ b/Shape/pzshapelinear.cpp
@@ -284,7 +284,7 @@ namespace pzshape {
 		}
 	}
 	
-    void TPZShapeLinear::ShapeOrder(TPZVec<int64_t> &id, TPZVec<int> &order, TPZGenMatrix<int> &shapeorders)//, TPZVec<int64_t> &sides
+    void TPZShapeLinear::ShapeOrder(const TPZVec<int64_t> &id, const TPZVec<int> &order, TPZGenMatrix<int> &shapeorders)//, TPZVec<int64_t> &sides
     {
         int nshape = 2+(order[0]-1);
         if (shapeorders.Rows() != nshape) {
@@ -298,7 +298,7 @@ namespace pzshape {
     }
     
     
-    void TPZShapeLinear::SideShapeOrder(int side,  TPZVec<int64_t> &id, int order, TPZGenMatrix<int> &shapeorders)
+    void TPZShapeLinear::SideShapeOrder(const int side,  const TPZVec<int64_t> &id, const int order, TPZGenMatrix<int> &shapeorders)
     {
         DebugStop();
     }
diff --git a/Shape/pzshapelinear.h b/Shape/pzshapelinear.h
index d1ba046791..0b4b314a68 100644
--- a/Shape/pzshapelinear.h
+++ b/Shape/pzshapelinear.h
@@ -137,13 +137,13 @@ namespace pzshape {
         /**
          * @brief returns the polynomial order in the natural ksi, eta of the side associated with each shapefunction
          */
-        static void ShapeOrder(TPZVec<int64_t> &id, TPZVec<int> &order, TPZGenMatrix<int> &shapeorders);//, TPZVec<int64_t> &sides
+        static void ShapeOrder(const TPZVec<int64_t> &id, const TPZVec<int> &order, TPZGenMatrix<int> &shapeorders);//, TPZVec<int64_t> &sides
         
         /**
          * @brief returns the polynomial order in the natural ksi, eta of the internal shapefunctions of a side
          * @param sides is a vector with copy of side as much as needed, it depends on the order
          */
-        static void SideShapeOrder(int side,  TPZVec<int64_t> &id, int order, TPZGenMatrix<int> &shapeorders);
+        static void SideShapeOrder(const int side,  const TPZVec<int64_t> &id, const int order, TPZGenMatrix<int> &shapeorders);
         
 		
 		/**
diff --git a/Shape/pzshapepiram.cpp b/Shape/pzshapepiram.cpp
index fb5ea5b756..750231aafe 100644
--- a/Shape/pzshapepiram.cpp
+++ b/Shape/pzshapepiram.cpp
@@ -407,7 +407,7 @@ namespace pzshape {
 		
 	}
     
-    void TPZShapePiram::ShapeOrder(TPZVec<int64_t> &id, TPZVec<int> &order, TPZGenMatrix<int> &shapeorders)//, TPZVec<int64_t> &sides
+    void TPZShapePiram::ShapeOrder(const TPZVec<int64_t> &id, const TPZVec<int> &order, TPZGenMatrix<int> &shapeorders)//, TPZVec<int64_t> &sides
     {
         //DebugStop();
         int64_t nsides = TPZShapePiram::NSides;
@@ -440,7 +440,7 @@ namespace pzshape {
     }
     
     
-    void TPZShapePiram::SideShapeOrder(int side,  TPZVec<int64_t> &id, int order, TPZGenMatrix<int> &shapeorders)
+    void TPZShapePiram::SideShapeOrder(const int side,  const TPZVec<int64_t> &id, const int order, TPZGenMatrix<int> &shapeorders)
     {
         //DebugStop();
         if (side<=4)
diff --git a/Shape/pzshapepiram.h b/Shape/pzshapepiram.h
index 2f447910b6..cd2976f0c9 100644
--- a/Shape/pzshapepiram.h
+++ b/Shape/pzshapepiram.h
@@ -45,13 +45,13 @@ namespace pzshape {
         /**
          * @brief returns the polynomial order in the natural ksi, eta of the side associated with each shapefunction
          */
-        static void ShapeOrder(TPZVec<int64_t> &id, TPZVec<int> &order, TPZGenMatrix<int> &shapeorders);//, TPZVec<int64_t> &sides
+        static void ShapeOrder(const TPZVec<int64_t> &id, const TPZVec<int> &order, TPZGenMatrix<int> &shapeorders);//, TPZVec<int64_t> &sides
         
         /**
          * @brief returns the polynomial order in the natural ksi, eta of the internal shapefunctions of a side
          * @param sides is a vector with copy of side as much as needed, it depends on the order
          */
-        static void SideShapeOrder(int side,  TPZVec<int64_t> &id, int order, TPZGenMatrix<int> &shapeorders);
+        static void SideShapeOrder(const int side,  const TPZVec<int64_t> &id, const int order, TPZGenMatrix<int> &shapeorders);
         
 		/** 
 		 * @brief Compute the internal functions of the pyramid shape function at a point\n
diff --git a/Shape/pzshapepoint.h b/Shape/pzshapepoint.h
index 931130597b..6c88a6f382 100644
--- a/Shape/pzshapepoint.h
+++ b/Shape/pzshapepoint.h
@@ -52,7 +52,7 @@ namespace pzshape{
         /**
          * @brief returns the polynomial order in the natural ksi, eta of the side associated with each shapefunction
          */
-        static void ShapeOrder(TPZVec<int64_t> &id, TPZVec<int> &order, TPZGenMatrix<int> &shapeorders)//, TPZVec<int64_t> &sides
+        static void ShapeOrder(const TPZVec<int64_t> &id, const TPZVec<int> &order, TPZGenMatrix<int> &shapeorders)//, TPZVec<int64_t> &sides
         {
             shapeorders(0,0) = 0;
         }
diff --git a/Shape/pzshapeprism.cpp b/Shape/pzshapeprism.cpp
index 69212d0672..fd934b0800 100644
--- a/Shape/pzshapeprism.cpp
+++ b/Shape/pzshapeprism.cpp
@@ -447,7 +447,7 @@ namespace pzshape {
 		}
 	}
     
-    void TPZShapePrism::ShapeOrder(TPZVec<int64_t> &id, TPZVec<int> &order, TPZGenMatrix<int> &shapeorders)//, TPZVec<int64_t> &sides
+    void TPZShapePrism::ShapeOrder(const TPZVec<int64_t> &id, const TPZVec<int> &order, TPZGenMatrix<int> &shapeorders)//, TPZVec<int64_t> &sides
     {
         //DebugStop();
         
@@ -482,7 +482,7 @@ namespace pzshape {
     }
     
     
-    void TPZShapePrism::SideShapeOrder(int side,  TPZVec<int64_t> &id, int order, TPZGenMatrix<int> &shapeorders)
+    void TPZShapePrism::SideShapeOrder(const int side,  const TPZVec<int64_t> &id, const int order, TPZGenMatrix<int> &shapeorders)
     {
         //DebugStop();
         if (side<=5)
diff --git a/Shape/pzshapeprism.h b/Shape/pzshapeprism.h
index 282927e185..ea1cb55286 100644
--- a/Shape/pzshapeprism.h
+++ b/Shape/pzshapeprism.h
@@ -47,13 +47,13 @@ namespace pzshape {
         /**
          * @brief returns the polynomial order in the natural ksi, eta of the side associated with each shapefunction
          */
-        static void ShapeOrder(TPZVec<int64_t> &id, TPZVec<int> &order, TPZGenMatrix<int> &shapeorders);//, TPZVec<int64_t> &sides
+        static void ShapeOrder(const TPZVec<int64_t> &id, const TPZVec<int> &order, TPZGenMatrix<int> &shapeorders);//, TPZVec<int64_t> &sides
         
         /**
          * @brief returns the polynomial order in the natural ksi, eta of the internal shapefunctions of a side
          * @param sides is a vector with copy of side as much as needed, it depends on the order
          */
-        static void SideShapeOrder(int side,  TPZVec<int64_t> &id, int order, TPZGenMatrix<int> &shapeorders);
+        static void SideShapeOrder(const int side,  const TPZVec<int64_t> &id, const int order, TPZGenMatrix<int> &shapeorders);
         
 		
 		/**
diff --git a/Shape/pzshapequad.cpp b/Shape/pzshapequad.cpp
index 37ead522b2..31f652ad25 100644
--- a/Shape/pzshapequad.cpp
+++ b/Shape/pzshapequad.cpp
@@ -199,7 +199,7 @@ namespace pzshape {
 		}
 	}
 	
-    void TPZShapeQuad::ShapeOrder(TPZVec<int64_t> &id, TPZVec<int> &order, TPZGenMatrix<int> &shapeorders)//, TPZVec<int64_t> &sides
+    void TPZShapeQuad::ShapeOrder(const TPZVec<int64_t> &id, const TPZVec<int> &order, TPZGenMatrix<int> &shapeorders)//, TPZVec<int64_t> &sides
     {
         int64_t nsides = TPZQuadrilateral::NSides;
         // o que eh o vetor order?
@@ -247,7 +247,7 @@ namespace pzshape {
     }
     
     
-    void TPZShapeQuad::SideShapeOrder(int side,  TPZVec<int64_t> &id, int order, TPZGenMatrix<int> &shapeorders)
+    void TPZShapeQuad::SideShapeOrder(const int side,  const TPZVec<int64_t> &id, const int order, TPZGenMatrix<int> &shapeorders)
     {
         
         if (side<=3)
diff --git a/Shape/pzshapequad.h b/Shape/pzshapequad.h
index 13608cb2b0..bdb822ec2a 100644
--- a/Shape/pzshapequad.h
+++ b/Shape/pzshapequad.h
@@ -53,13 +53,13 @@ namespace pzshape{
         /**
          * @brief returns the polynomial order in the natural ksi, eta of the side associated with each shapefunction
          */
-        static void ShapeOrder(TPZVec<int64_t> &id, TPZVec<int> &order, TPZGenMatrix<int> &shapeorders);//, TPZVec<int64_t> &sides
+        static void ShapeOrder(const TPZVec<int64_t> &id, const TPZVec<int> &order, TPZGenMatrix<int> &shapeorders);//, TPZVec<int64_t> &sides
         
         /**
          * @brief returns the polynomial order in the natural ksi, eta of the internal shapefunctions of a side
          * @param sides is a vector with copy of side as much as needed, it depends on the order
          */
-        static void SideShapeOrder(int side,  TPZVec<int64_t> &id, int order, TPZGenMatrix<int> &shapeorders);
+        static void SideShapeOrder(const int side,  const TPZVec<int64_t> &id, const int order, TPZGenMatrix<int> &shapeorders);
         
 		/**
 		 * @brief Computes the corner shape functions for a quadrilateral element
diff --git a/Shape/pzshapetetra.cpp b/Shape/pzshapetetra.cpp
index 37bcaf7afe..f6f3583738 100644
--- a/Shape/pzshapetetra.cpp
+++ b/Shape/pzshapetetra.cpp
@@ -489,7 +489,7 @@ void TPZShapeTetra::ShapeGenerating(TPZVec<REAL> &pt, TPZVec<int> &nshape, TPZFM
 		
 	}
     
-    void TPZShapeTetra::ShapeOrder(TPZVec<int64_t> &id, TPZVec<int> &order, TPZGenMatrix<int> &shapeorders)//, TPZVec<int64_t> &sides
+    void TPZShapeTetra::ShapeOrder(const TPZVec<int64_t> &id, const TPZVec<int> &order, TPZGenMatrix<int> &shapeorders)//, TPZVec<int64_t> &sides
     {
         //DebugStop();
         
@@ -524,7 +524,7 @@ void TPZShapeTetra::ShapeGenerating(TPZVec<REAL> &pt, TPZVec<int> &nshape, TPZFM
     }
     
     
-    void TPZShapeTetra::SideShapeOrder(int side,  TPZVec<int64_t> &id, int order, TPZGenMatrix<int> &shapeorders)
+    void TPZShapeTetra::SideShapeOrder(const int side,  const TPZVec<int64_t> &id, const int order, TPZGenMatrix<int> &shapeorders)
     {
         //DebugStop();
         if (side<=3)
diff --git a/Shape/pzshapetetra.h b/Shape/pzshapetetra.h
index f3093fea68..3af2eaee3b 100644
--- a/Shape/pzshapetetra.h
+++ b/Shape/pzshapetetra.h
@@ -45,13 +45,13 @@ namespace pzshape {
         /**
          * @brief returns the polynomial order in the natural ksi, eta of the side associated with each shapefunction
          */
-        static void ShapeOrder(TPZVec<int64_t> &id, TPZVec<int> &order, TPZGenMatrix<int> &shapeorders);//, TPZVec<int64_t> &sides
+        static void ShapeOrder(const TPZVec<int64_t> &id, const TPZVec<int> &order, TPZGenMatrix<int> &shapeorders);//, TPZVec<int64_t> &sides
         
         /**
          * @brief returns the polynomial order in the natural ksi, eta of the internal shapefunctions of a side
          * @param sides is a vector with copy of side as much as needed, it depends on the order
          */
-        static void SideShapeOrder(int side,  TPZVec<int64_t> &id, int order, TPZGenMatrix<int> &shapeorders);
+        static void SideShapeOrder(const int side,  const TPZVec<int64_t> &id, const int order, TPZGenMatrix<int> &shapeorders);
         
 		
 		/**
diff --git a/Shape/pzshapetriang.cpp b/Shape/pzshapetriang.cpp
index 733ed7d7af..3f0c7897be 100644
--- a/Shape/pzshapetriang.cpp
+++ b/Shape/pzshapetriang.cpp
@@ -184,7 +184,7 @@ namespace pzshape {
 		
 	}
     
-    void TPZShapeTriang::ShapeOrder(TPZVec<int64_t> &id, TPZVec<int> &order, TPZGenMatrix<int> &shapeorders)//, TPZVec<int64_t> &sides
+    void TPZShapeTriang::ShapeOrder(const TPZVec<int64_t> &id, const TPZVec<int> &order, TPZGenMatrix<int> &shapeorders)//, TPZVec<int64_t> &sides
     {
         int64_t nsides = TPZTriangle::NSides;
         // o que eh o vetor order?
@@ -234,7 +234,7 @@ namespace pzshape {
     }
     
     
-    void TPZShapeTriang::SideShapeOrder(int side,  TPZVec<int64_t> &id, int order, TPZGenMatrix<int> &shapeorders)
+    void TPZShapeTriang::SideShapeOrder(const int side,  const TPZVec<int64_t> &id, const int order, TPZGenMatrix<int> &shapeorders)
     {
         
         if (side<=2)
diff --git a/Shape/pzshapetriang.h b/Shape/pzshapetriang.h
index 4f164392af..4dea8940b3 100644
--- a/Shape/pzshapetriang.h
+++ b/Shape/pzshapetriang.h
@@ -45,13 +45,13 @@ namespace pzshape {
         /**
          * @brief returns the polynomial order in the natural ksi, eta of the side associated with each shapefunction
          */
-        static void ShapeOrder(TPZVec<int64_t> &id, TPZVec<int> &order, TPZGenMatrix<int> &shapeorders);//, TPZVec<int64_t> &sides
+        static void ShapeOrder(const TPZVec<int64_t> &id, const TPZVec<int> &order, TPZGenMatrix<int> &shapeorders);//, TPZVec<int64_t> &sides
         
         /**
          * @brief returns the polynomial order in the natural ksi, eta of the internal shapefunctions of a side
          * @param sides is a vector with copy of side as much as needed, it depends on the order
          */
-        static void SideShapeOrder(int side,  TPZVec<int64_t> &id, int order, TPZGenMatrix<int> &shapeorders);
+        static void SideShapeOrder(const int side,  const TPZVec<int64_t> &id, const int order, TPZGenMatrix<int> &shapeorders);
         
 		
 		/**