27 Feb Posted on 27.02.201904.03.2019Author zaitsev 0 International Conference University of the XXI centry in the System of continuous Education
adres 27 Feb Posted on 27.02.201905.03.2019Author zaitsev 0 25-26 october Location: Lenin Ave., 78в, 454080 Chelyabinsk, Russia South Ural State University, University complex «Sigma»
