Radomir Ljupković, Katarina Stepić, Jovana Ickovski, Aleksandra Zarubica. Composites of graphene-oxide and titania as promising photocatalytsts for organic pollutants degradation. 2nd Scientific conference for Critical environmental issues of the western Balkan countries. Book of Abstracts, PL5, October 28th to 30th, 2021, Goce Delčev University, Štip, Northern Macedonia.
Jovana Ickovski, Katarina Stepić, Milan Stojković, Ivan Palić, Gordana Stojanović. Chemical composition and antioxidant activity of the essential oil of Artemisia alba Turra. In: Facta Universitatis, Series: Physics, Chemistry and Technology, Vol. 16. No. 1, 2018 ‒ Special Issue devoted to 49th International Symposium on Essential Oils (ISEO2018), Niš (Serbia), Sept, 13-16, 2018.
Jovana Ickovski, Katarina Stepić, Ivan Palić, Gordana Stojanović. Differences in the volatile profile of Artemisia scoparia Waldst. & Kit. after a prolonged storage period. In: Facta Universitatis, Series: Physics, Chemistry and Technology, Vol. 16. No. 1, 2018 ‒ Special Issue devoted to 49th International Symposium on Essential Oils (ISEO2018), Niš (Serbia), Sept, 13-16, 2018.
Jovana Ickovski, Katarina Stepić, Goran Petrović, Aleksandra Đorđević, Ivan Palić, Gordana Stojanović. Chemical composition and antimicrobial activity of diethyl ether and ethyl acetate extracts of Artemisia scoparia Waldst. et Kit. In: Program and Book of Abstracts of the 13th Symposium on the flora of southeastern Serbia and neighboring regions, Stara planina (Serbia), June 21, 2019.
Katarina Stepić, Jovana Ickovski, Ivan Palić, Aleksandra Đorđević, Radomir Ljupković, Gordana Stojanović. Chemical Composition of Satureja kitaibelii Wierzb. ex Heuff. Essential Oils from Serbia During Different Stages of Vegetative Development. In: Program and Book of Abstracts of the 13th Symposium on the flora of southeastern Serbia and neighboring regions, Stara planina (Serbia), June 21, 2019.
Jovana Ickovski, Katarina Stepić, Ivan Palić, Gordana Stojanović. Chemical composition of hexane extract of Artemisia scoparia Waldst. et Kit. In: Program and Book of Abstracts of the Sixth Conference of the Young Chemists of Serbia, Belgrade (Serbia), Oct. 27, 2018.
Katarina Stepić, Snežana Jovanović, Ivan Palić, Gordana Stojanović. Chemical composition of the essential oil of Lavandula angustifolia Mill. In: Program and Book of Abstracts of the Sixth Conference of the Young Chemists of Serbia, Belgrade (Serbia), Oct. 27, 2018.
M. Miljković, S. Spasić, V. Miljković, K. Stepić, V. Rakić, Effect of additive on the process parameters and coagulation in a production of feta cheese, In: Book of Abstracts, 12th Symposium ''Novel Technologies and Economic Development'' , Leskovac, October 20-21, 2017.