1] Đorđe Pejanović Calcium aluminate cement with strontium fluoride as effective material for tridimensional root-end obturation" - Contemporary Materials 2022 - Savremeni materijali, 29.07.2022.
(https://ekonferencije.com/sr1/rad/calcium-aluminate-cement-with-/6419)

2] Đorđe Pejanović " - Contemporary Materials 2022 - Savremeni materijali, 29.07.2022.
(https://ekonferencije.com/sr1/rad//6417)