V.I. Abramenko, V.B. Yurchyshyn, H. Wang , T.R. Spirock, P.R. Goode
https://www.powershow.com/view1/4877d-ZDc1Z/V_I_Abramenko_V_B_Yurchyshyn_H_Wang_T_R_Spirock_P_R_Goode_powerpoint_ppt_presentation
Icons create by Freepik from www.flaticon.com/
Icons create by Freepik from www.flaticon.com/