Omirbaev S.M., Rudenko T.V., Dzharasova Q.S., Ott M.A., Ispulov N.A., Pfeyfer N.E., Demkin V.P. «Network interaction of higher education institutions as factor of improvement of quality educational programs» // Open and distance education 2014. №4(56) C.40-44
Andrienko A.V. «MODERN PRACTICE OF TESTING IN RUSSIA AND ABROAD» // Open and distance education 2013. №2 (50) C.78-83
