“YEREVAN CITY HEAVY METALS POLLUTION INVESTIGATION APPLYING SOIL–PLANT SYSTEM”. Proceedings of the YSU B: Chemical and Biological Sciences 46, no. 3 (229) (October 1, 2012): 57–61. Accessed March 21, 2025. https://journals.ysu.am/index.php/proceedings-chem-biol/article/view/vol46_no3_2012_pp057-061.