add byref.bib and role_diagram files

myref.bib

@@ -0,0 +1,39 @@
+
+@ARTICLE{2015A&A...574A..36R,
+       author = {{Rots}, Arnold H. and {Bunclark}, Peter S. and {Calabretta}, Mark R. and {Allen}, Steven L. and {Manchester}, Richard N. and {Thompson}, William T.},
+        title = "{Representations of time coordinates in FITS. Time and relative dimension in space}",
+      journal = {\aap},
+     keywords = {time, standards, methods: data analysis, techniques: miscellaneous, astronomical databases: miscellaneous, reference systems, Astrophysics - Instrumentation and Methods for Astrophysics},
+         year = 2015,
+        month = feb,
+       volume = {574},
+          eid = {A36},
+        pages = {A36},
+          doi = {10.1051/0004-6361/201424653},
+archivePrefix = {arXiv},
+       eprint = {1409.7583},
+ primaryClass = {astro-ph.IM},
+       adsurl = {https://ui.adsabs.harvard.edu/abs/2015A&A...574A..36R},
+      adsnote = {Provided by the SAO/NASA Astrophysics Data System}
+}
+@Misc{SPC_UC,
+  author = {{Solano, Enrique}},
+  title = {Science priorities for the IVOA },
+  howpublished = {{Ivoa Wiki }},
+  year = 2017,
+  month = jun,
+  url = {http://wiki.ivoa.net/twiki/bin/view/IVOA/CSPTimeSeries}
+}
+
+@Misc{TSNoteSerialisation,
+  author = {{Nebot, A. , et al. }},
+  title = { IVOA TimeSeries data modeling and representation
+Version 1.0},
+  howpublished = {{IVOA Wiki internal draft }},
+  year = 2017,
+  month = jun,
+  url = {https://wiki.ivoa.net/internal/IVOA/TimeSeries/TSSerializationNote.pdf}
+}
+
+
+