| Issue Date | Title | Author(s) | Type | Мp-cat. |
| 2002 | Analysis of protein compounds in old persons whole saliva with parodontal diseases | Muković, Silvija; Zelić, Obrad; Anđelski, Biljana | Article | |
| 2004 | Biochemical changes in saliva and periodontal status of diabetic patients | Anđelski, Biljana; Zelić, Obrad; Mirković, Silvija | Article | |
| 2010 | Influence of magnetic field to microbes in oral environment | Brković-Popović, Snežana   ; Ašanin, R.; Poštić, Srđan ; Stamenković, D.; Zelić, Obrad | Article | |
| 2008 | Periodontal condition in diabetics in Belgrade | Anđelski-Radičević, Biljana; Zelić, Obrad; Mirković, Silvija; Todorović, Tatjana | Article | |
| 2009 | The use of beta-tricalcium phosphate and bovine bone matrix in the guided tissue regeneration treatment of deep infra-bony defects | Luković, Natalija; Zelić, Obrad; Čakić, Saša; Petrović, Vanja | Article | |
| 2006 | The use of subgingival chlorhexidine chip in the treatment of periodontal disease | Luković, Natalija; Zelić, Obrad; Čakić, Saša | Article | |
| 2013 | Radiografsko ispitivanje obima resorpcije korenova zuba i alveolarne kosti po završetku aktivne faze terapije malokluzija fiksnim ortodontskim aparatima | Ristić, Marija M. | Doctoral theses | |
| 2009 | The effect of two different oral antiseptics on dental plaque formation (De Novo Biofilm) and on gingival inflammation | Zelić, Obrad; Čakić, Saša; Luković, Natalija | Article | |
| 2009 | Uticaj stalnog magnetnog polja na parodontalna tkiva ispod mobilnih supradentalnih proteza | Brković-Popović, Snežana; Stamenković, Dragoslav; Stanišić-Sinobad, Darinka; Rakočević, Zoran; Zelić, Obrad | Article | |