Spirin, Oleg M., and Tetiana A. Vakaliuk. “CRITERIA OF OPEN WEB-OPERATED TECHNOLOGIES OF TEACHING THE FUNDAMENTALS OF PROGRAMS OF FUTURE TEACHERS OF INFORMATICS”. Information Technologies and Learning Tools, vol. 60, no. 4, Sept. 2017, pp. 275-87, https://doi.org/10.33407/itlt.v60i4.1815.