GRIGORYAN, A.V. INFLUENCE OF THE HRAZDAN RIVER POLLUTION ON MORPHOFUNCTIONAL FEATURES OF $PELOPHYLAX~RIDIBUNDUS$ INTESTINE. Proceedings of the YSU B: Chemical and Biological Sciences, [S. l.], v. 51, n. 3 (244), p. 166–170, 2017. DOI: 10.46991/PYSU:B/2017.51.3.166. Disponível em: https://pub.ysu.am/index.php/proceedings-chem-biol/article/view/vol51_no3_2017_pp166-170. Acesso em: 23 nov. 2024.