Petkova-Kaleva S, Tsoneva K, Tsonev T. INTERNAL INFORMATION SYSTEM FOR ADMINISTRATIVE FACILITATION AT EPISKOP KONSTANTIN PRESLAVSKI UNIVERSITY OF SHUMEN: INTERNAL INFORMATION SYSTEM FOR ADMINISTRATIVE FACILITATION AT EPISKOP KONSTANTIN PRESLAVSKI UNIVERSITY OF SHUMEN. JSAR [Internet]. 2023 Mar. 21 [cited 2024 Nov. 7];17(1):19-2. Available from: https://jsar.ftn.shu.bg/ojs-3.3.0-7/index.php/jsar/article/view/268