Tsareva E.N., Ryzhkova M.N. «SYSTEM FOR LEARNING PROCESS OPTIMIZATION» // Open and distance education 2014. №2 (54) C.63-68
Fuks Irina L., Levin Ilya S., Yankovskaya Anna E. «Mixed diagnostic tests structure for learning and testing systems» // Tomsk State University Journal of Control and Computer Science 2019. №49 C.101-109