SENILA, Marin, Tsvetan KOTSEV, Erika Andrea LEVEI, Marius ROMAN, Vassilka MLADENOV, Zornitsa CHOLAKOVA, and Lacrimioara SENILA. 2016. “PRELIMINARY INVESTIGATION ON ARSENIC FRACTIONATION IN SOIL FROM OGOSTA RIVER FLOODPLAIN USING A SEVEN-STEP EXTRACTION PROCEDURE”. Studia Universitatis Babeș-Bolyai Chemia 61 (3):333-44. https://studia.reviste.ubbcluj.ro/index.php/chemia/article/view/8355.