• Yankovskaya A. E. Cognitive tool for the representation of test results of the blended education / A. E. Yankovskaya, M. E. Semenov, D. Semenov // Interactive systems: Problems of Human-Computer Interaction : Collection of scientific papers. Ulyanovsk, 2013. P. 305-312. URL: http://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000466809