Shishko, L., I. Chernenko, and E. Kozlovsky. “NFORMATIVE YSTEM F DUCATIONAL URPOSE ROM ATHEMATICS S AY F ROFESSIONAL RIENTATION F EACHING TUDENTS T PECIALTIES”. ournal of nformation echnologies in ducation (ITE), no. 26, Mar. 2016, pp. 166-7, doi:10.14308/ite000579.