Zheleva-Terzieva, D. . “COMPARATIVE ANALYSIS OF EDUCATIONAL ACHIEVEMENTS OF STUDENTS OF FULL-TIME AND EXTRAMURAL FORMS OF STUDIES, TRAINEES FOR CHILDREN AND ELEMENTARY TEACHERS AT TRAKIA UNIVERSITY, STARA ZAGORA”. Proceedings of CBU in Social Sciences, vol. 1, Nov. 2020, pp. 272-7, doi:10.12955/pss.v1.84.