new source to new-gf.bib

in addition to the previous ones, added also a source that isn't related to GF, but is used as a source in the sublanguage paper.

doc/new-gf-bib.bib

@@ -3917,4 +3917,14 @@ on},
   keywords = "Interlingua",
   attachments = "http://www.molto-project.eu/sites/default/files/uwngf.pdf",
   author = "Shafqat Mumtaz Virk and K. V. S. Prasad"
+}
+
+@inproceedings{sanroma-boleda-2010,
+  author    = {Roser Sanrom{\`a} and Gemma Boleda},
+  title     = {The Database of Catalan Adjectives},
+  booktitle = {LREC},
+  year      = {2010},
+  ee        = {http://www.lrec-conf.org/proceedings/lrec2010/summaries/373.html},
+  crossref  = {DBLP:conf/lrec/2010},
+  bibsource = {DBLP, http://dblp.uni-trier.de}
 }