Pollution of potentially toxic metals in urban road dust in Dushanbe (Tajikistan)Khasan Nazriddinzoda, Valery Udachin, Ivan Blinov, Mikhail Shtenberg, Pavel Aminov and Nikolay UdachinE3S Web Conf., 99 (2019) 04004DOI: https://doi.org/10.1051/e3sconf/20199904004