Approval in value-sets

value-sets/hi/source_type_set.json

@@ -9,6 +9,8 @@
         "patent": "\u092a\u0947\u091f\u0947\u0902\u091f",
         "unpublished": "\u0905\u092a\u094d\u0930\u0915\u093e\u0936\u093f\u0924",
         "periodical": "Periodical",
-        "booklet": "Booklet"
+        "booklet": "Booklet",
+        "proceedings": "Proceedings",
+        "inproceedings": "Article in proceedings"
     }
 }