MARABYAN, Sh.L.; MARGARYAN, L.A.; PIRUMYAN, G.P. STUDY OF CONTENT OF Cr, As, Cd, Pb ELEMENTS IN SOME RIVERS OF ARMENIA. Proceedings of the YSU B: Chemical and Biological Sciences, [S. l.], v. 48, n. 3 (235), p. 51–54, 2014. DOI: 10.46991/PYSU:B/2014.48.3.051. Disponível em: https://journals.ysu.am/index.php/proceedings-chem-biol/article/view/vol48_no3_2014_pp051-054. Acesso em: 22 jul. 2024.