1] dr Jelena Marković ENVIRONMENTAL STATUS IN CORRELATION WITH WATER QUALITY PARAMETERS OF THE SOUTH MORAVA RIVER" - Contemporary Materials 2023 - Savremeni materijali, 22.08.2023.
(https://ekonferencije.com/sr1/rad/environmental-status-in-correl/6533)

2] dr Jelena Marković CONTAMINATING SUBSTANCES AS THE MAIN CONCEPT FOR DEFINING QUALITY AND WATER MANAGEMENT IN MODERN SYSTEMS" - Contemporary Materials 2022 - Savremeni materijali, 29.06.2022.
(https://ekonferencije.com/sr1/rad/contaminating-substances-as-th/6394)