pid type title authors mentors source_title published_date url doi isbn issn eissn ffri:3318 "journal article" "Sources of Stress, Depression and Academic Functioning of University Students during the COVID-19 Pandemic" "Živčić-Bećirević, Ivanka; Smojver-Ažić, Sanja; Martinac Dorčić, Tamara; Birovljević, Gorana" ffri:2190 "journal article" "Therapeuts’ Beliefs about Exposure Therapy" "Živčić-Bećirević, Ivanka; Jakovčić, Ines; Birovljević, Gorana"