add references for delgra and dstana

cernopendata/modules/fixtures/data/docs/delphi-guide-docker/delphi-guide-docker.md

@@ -34,9 +34,9 @@ Note that Debian and Ubuntu images currently do not yet support EOS.
 The image ships with the following modules:
 
 * CERNLIB: This is the community CERNLIB version
-* dstana: dstana is the analysis framework of DELPHI. For historical reasons there are 3 different versions available. The default one and the one which should be used is the pro version. Only switch to a non default version is you know what you are doing.
+* [dstana](docs/80502): dstana is the analysis framework of DELPHI. For historical reasons there are 3 different versions available. The default one and the one which should be used is the pro version. Only switch to a non default version is you know what you are doing.
 * simana: Simana is the simulation and reconstruction framework of DELPHI. Note that it differs for each year. For the year 2000 there are 2 different versions: va0e and va0s. The former is valid for the first year, the latter for the second part of the year when a part of the TPC went offline.
-* delgra: delgra is the event display of delphi.
+* [delgra](docs/80503): delgra is the event display of delphi.
 
 ## Running an example
 The binaries are installed in /delphi. The home directory of the delphi user contains a set of basic examples which can be used as templates. For example, to simulate a couple of events and scan them with the event display, do