Gazette of Chemists, Technologists & Environmentalists of Republic of Srpska / Glasnik Hemicara, Tehnologa i Ekologa Republike Srpske. 2019, p33-38. 6p.
Gazette of Chemists, Technologists & Environmentalists of Republic of Srpska / Glasnik Hemicara, Tehnologa i Ekologa Republike Srpske. 2018, Vol. 15, p32-37. 6p.