1] prof Srećko Stopić " - Contemporary Materials 2025 - Savremeni Materijali, 05.08.2025.
(https://ekonferencije.com/sr/rad//6730)

2] prof Srećko Stopić POTENTIAL OF RED MUD IN FENTON PROCESSES FOR THE DEGRADATION OF ORGANIC POLLUTANTS IN WATER: A MINI REVIEW" - Contemporary Materials 2025 - Savremeni Materijali, 29.07.2025.
(https://ekonferencije.com/sr/rad/potential-of-red-mud-in-fenton/6709)

3] prof Srećko Stopić THERMAL TGA-DSC ANALYSIS OF RED MUD IN THE BAYER PROCESS" - Contemporary Materials 2025 - Savremeni Materijali, 11.07.2025.
(https://ekonferencije.com/sr/rad/thermal-tga-dsc-analysis-of-re/6681)

4] prof Srećko Stopić ANALYSIS AND INITIAL QUALITATIVE ASSESSMENT OF RED MUD IN THE BAYER PROCESS" - Contemporary Materials 2024 - Savremeni Materijali, 28.06.2024.
(https://ekonferencije.com/sr/rad/analysis-and-initial-qualitati/6582)