Shchukin Igor' Sergeevich
Senior Lector, «Heat Supply, Ventilation and Water Supply, Wastewater Disposal» Department, Perm National Research Polytechnic University 29 Komsomol’skii Ave., 614990, Perm, Russian Federation, tel.: +7 (912) 986-70-03, e-mail: This email address is being protected from spambots. You need JavaScript enabled to view it.