1. dr Nevzeta Ljubijankić (2016) "CONCENTRATION OF TOXIC AND ESSENTIAL HEAVY METALS IN DRINKING WATER IN AREA OF EIGHT MUNICIPALITIES IN UNA­SANA CANTON " - XI Savjetovanje hemičara, tehnologa i ekologa Republike Srpske
(https://ekonferencije.com/en/paper/concentration-of-toxic-and-ess/4487)