I am usually most active over at Wikipedia. My English-language Wikimedia user accounts:
|This is a Wiktionary user page.
If you find this page on any site other than Wiktionary, you are viewing a mirror site. Be aware that the page may be outdated, and that the user this page belongs to may have no personal affiliation with any site other than Wiktionary itself. The original page is located at http://en.wiktionary.org/wiki/User:Pepsi_Lite.
External English-Serbian dictionaries 
Other Neo-shtokavian 
wikisource:sr:Српска граматика (Ж. Симић)