1. mr Marija Obradović (2019) "THE EFFICIENCY OF HYDROGEN PEROXIDE IN BLEACHING VITAL TEETH" - Contemporary Materials 2019 - Savremeni Materijali
(https://ekonferencije.com/sr1/rad/the-efficiency-of-hydrogen-per/5725)

2. mr Marija Obradović (2016) "Uticaj zaštitnog laka sa fluorom na aktivnost početne kariozne lezije mliječnih zuba" - Contemporary Materials 2016 - Savremeni Materijali
(https://ekonferencije.com/sr1/rad/uticaj-zastitnog-laka-sa-fluor/4657)

3. mr Marija Obradović (2015) "Uloga protektivnih lakova u terapiji početnog karijesa - The role of protective varnishes in the treatment of initial caries" - Contemporary Materials 2015 - Savremeni Materijali
(https://ekonferencije.com/sr1/rad/uloga-protektivnih-lakova-u-te/3772)