diff --git a/.github/workflows/pypi.yml b/.github/workflows/pypi.yml
new file mode 100644
index 0000000..f9212d6
--- /dev/null
+++ b/.github/workflows/pypi.yml
@@ -0,0 +1,31 @@
+# This workflows will upload a Python Package using Twine when a release is created
+# For more information see: https://help.github.com/en/actions/language-and-framework-guides/using-python-with-github-actions#publishing-to-package-registries
+
+name: pypi
+
+on:
+  release:
+    types: [created]
+
+jobs:
+  deploy:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v2
+    - name: Set up Python
+      uses: actions/setup-python@v2
+      with:
+        python-version: '3.x'
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install setuptools wheel twine
+    - name: Build and publish
+      env:
+        TWINE_USERNAME: ${{ secrets.PYPI_USERS }}
+        TWINE_PASSWORD: ${{ secrets.PYPI_PASSWORD }}
+      run: |
+        python setup.py sdist bdist_wheel
+        twine upload dist/*
diff --git a/REFERENCES.txt b/REFERENCES.txt
index 84a15e9..13ba961 100644
--- a/REFERENCES.txt
+++ b/REFERENCES.txt
@@ -1,4 +1,20 @@
-References for PT-JPL (arid):
+# References :
+
+## Common
+
+Campbell, G. S., & Norman, J. M.
+    Introduction to environmental biophysics (2nd ed.) (1998)
+    New York: Springer, pp. 168-169
+    http://dx.doi.org/10.1007/978-1-4612-1626-1
+
+Joseph A. Santanello Jr. and Mark A. Friedl.
+    Diurnal Covariation in Soil Heat Flux and Net Radiation (2003)
+    J. Appl. Meteor., 42, pp. 851-862.
+    Remote Sensing of Environment, 112 (3), pp. 901-919.
+    http://dx.doi.org/10.1175/1520-0450(2003)042<0851:DCISHF>2.0.CO;2
+
+
+## PT-JPL
 
 Allen, R.G., Pereira, L.S., Raes, D., Smith, M. 
     Crop evapotranspiration —guidelines for computing crop water requirements
@@ -12,11 +28,6 @@ Aragon, B., Houborg, R., Tu, K., Fisher, J.B., McCabe, M.
     Remote Sensing, 10 (12), art. no. 1867.
     http://dx.doi.org/10.3390/rs10121867   
 
-Campbell, G. S., & Norman, J. M.
-    Introduction to environmental biophysics (2nd ed.) (1998)
-    New York: Springer, pp. 168-169
-    http://dx.doi.org/10.1007/978-1-4612-1626-1
-
 Carlson, T.N., Capehart, W.J., Gillies, R.R.
     A new look at the simplified method for remote sensing of daily 
     evapotranspiration (1995) 
@@ -47,8 +58,32 @@ Priestley, C.H.B. and Taylor, R.J.
     Parameters (1972) Monthly Weather Review, 100, 81-92.
     http://dx.doi.org/10.1175/1520-0493(1972)100<0081:OTAOSH>2.3.CO;2
     
-Joseph A. Santanello Jr. and Mark A. Friedl.
-    Diurnal Covariation in Soil Heat Flux and Net Radiation (2003)
-    J. Appl. Meteor., 42, pp. 851-862.
-    Remote Sensing of Environment, 112 (3), pp. 901-919.
-    http://dx.doi.org/10.1175/1520-0450(2003)042<0851:DCISHF>2.0.CO;2
\ No newline at end of file
+
+## TSEB:
+
+Colaizzi, P. D., Kustas, William P., Anderson, Martha C., 
+Agam, Nurit, Tolk, Judy A., Evett, Steven R., Howell, Terry A.,
+Gowda, Prasanna H., and O’Shaughnessy, Susan A. 
+    Two-source energy balance model estimates of evapotranspiration using 
+    component and composite surface temperatures (2012)
+     Advances in Water Resources, 50, pp. 134-151.
+    https://doi.org/10.1016/j.advwatres.2012.06.004
+
+Kustas, W. P. and J. M. Norman  
+    Evaluation of soil and vegetation heat flux predictions using a 
+    simple two-source model with radiometric temperatures for partial
+    canopy cover (1999) 
+    Agricultural and Forest Meteorology, 94(1), pp. 13-29.
+    https://doi.org/10.1016/S0168-1923(99)00005-2
+
+Norman, J. M.,  Kustas, W. P., and Humes, K. S.
+    Source approach for estimating soil and vegetation energy fluxes in 
+    observations of directional radiometric surface temperature (1995) 
+    Agricultural and Forest Meteorology, 77(3), pp. 263-293.
+    https://doi.org/10.1016/0168-1923(95)02265-Y
+
+Zhuang, Q. and B. Wu 
+    Estimating Evapotranspiration from an Improved Two-Source Energy 
+    Balance Model Using ASTER Satellite Imagery (2015)
+    Water, 7(12), pp. 6673-6688.
+    https://doi.org/10.3390/w7126653 
\ No newline at end of file
diff --git a/geeet/tseb.py b/geeet/tseb.py
index 19c56da..f092362 100644
--- a/geeet/tseb.py
+++ b/geeet/tseb.py
@@ -548,4 +548,50 @@ def tseb_series_iteration(img, list):
         et_tseb_out = LE, LEs, LEc, Hs, Hc, G, Rn, Rns, Rnc, Ts, Tc, Tac, ra, rs, rx, it
         et_tseb_out_keys = ['LE', 'LEs', 'LEc', 'Hs', 'Hc', 'G', 'Rn', 'Rns', 'Rnc', 'Ts', 'Tc', 'Tac', 'Ra', 'Rs', 'Rx', 'iteration']
         et_tseb_out = dict(zip(et_tseb_out_keys, et_tseb_out))
-        return et_tseb_out
\ No newline at end of file
+        return et_tseb_out
+
+main_ref="Norman, J.M., et al. (1995). \"Source approach for estimating soil and \
+vegetation energy fluxes in observations of directional radiometric surface \
+temperature\". Agricultural and Forest Meteorology, 77(3), pp. 263-293. \
+https://doi.org/10.1016/0168-1923(95)02265-Y"
+
+# Citation:
+# cite() - main reference only
+def cite():
+    print(main_ref)
+#cite_all() - all references
+def cite_all():
+    for ref in all_refs:
+        print(ref)
+
+all_refs=["Campbell, G. S., & Norman, J. M. \
+\"Introduction to environmental biophysics (2nd ed.) (1998)\"\
+New York: Springer, pp. 168-169\
+http://dx.doi.org/10.1007/978-1-4612-1626-1",
+"Colaizzi, P. D., Kustas, William P., Anderson, Martha C., \
+Agam, Nurit, Tolk, Judy A., Evett, Steven R., Howell, Terry A., \
+Gowda, Prasanna H., and O\'Shaughnessy, Susan A. \
+\"Two-source energy balance model estimates of evapotranspiration \
+using component and composite surface temperatures\" (2012) \
+Advances in Water Resources, 50, pp. 134-151. \
+https://doi.org/10.1016/j.advwatres.2012.06.004",
+"Kustas, W. P. and J. M. Norman  \
+\"Evaluation of soil and vegetation heat flux predictions using a \
+simple two-source model with radiometric temperatures for partial \
+canopy cover\" (1999) Agricultural and Forest Meteorology, 94(1), \
+pp. 13-29. https://doi.org/10.1016/S0168-1923(99)00005-2",
+"Norman, J. M.,  Kustas, W. P., and Humes, K. S. \
+\"Source approach for estimating soil and vegetation energy fluxes in \
+observations of directional radiometric surface temperature\" (1995) \
+Agricultural and Forest Meteorology, 77(3), pp. 263-293. \
+https://doi.org/10.1016/0168-1923(95)02265-Y",
+"Joseph A. Santanello Jr. and Mark A. Friedl. \
+\"Diurnal Covariation in Soil Heat Flux and Net Radiation\" (2003) \
+J. Appl. Meteor., 42, pp. 851-862. Remote Sensing of Environment, \
+112 (3), pp. 901-919., \
+http://dx.doi.org/10.1175/1520-0450(2003)042<0851:DCISHF>2.0.CO;2",
+"Zhuang, Q. and B. Wu \
+\"Estimating Evapotranspiration from an Improved Two-Source Energy \
+Balance Model Using ASTER Satellite Imagery\" (2015) \
+Water, 7(12), pp. 6673-6688. \
+https://doi.org/10.3390/w7126653"]
\ No newline at end of file
diff --git a/geeet/vegetation.py b/geeet/vegetation.py
index 3fba240..461b86a 100644
--- a/geeet/vegetation.py
+++ b/geeet/vegetation.py
@@ -371,7 +371,8 @@ def compute_Rns(Rn, LAI, solar_angles=None, use_zenith = False, k=0.6, LAI_thre
 
     References:
     ----------
-    Zhuangi and Wu, 2015    Fisher et al., 2008
+    Zhuang and Wu, 2015    
+    Fisher et al., 2008
     Aragon et al., 2018
     """
     DTORAD = np.pi/180
@@ -409,12 +410,4 @@ def compute_Rns(Rn, LAI, solar_angles=None, use_zenith = False, k=0.6, LAI_thre
             exp_term = exp_term/(np.sqrt(2*np.cos(zenith*DTORAD)))
         Rns = Rn*np.exp(exp_term)
         Rns = np.array(Rns)
-    return Rns
-
-""" References
-Zhuang, Q.; Wu, B. Estimating Evapotranspiration from an Improved Two-Source Energy 
-Balance Model Using ASTER Satellite Imagery. Water 2015, 7, 6673-6688. 
-https://doi.org/10.3390/w7126653 
-
-
-"""
\ No newline at end of file
+    return Rns
\ No newline at end of file
diff --git a/setup.cfg b/setup.cfg
index 1a24c0a..301ae0d 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 0.0.1
+current_version = 0.0.2
 commit = True
 tag = True