, , , «CLUSTERIZATION OF CLASSICAL UNIVERSITIESON THE BASIS OF ENTRANCE TESTING» // Open and distance education 2011. №3 (43) C.20-31
Filipenko N.M., Mikhalchuk A.A., Novoseltseva D.A., Arefiev V.P. «Clusterization of directions of training at russian technical college in factorial space of entrance examenations» // Open and distance education 2015. №3(59) C.69-76
Mikhal'chuk A.A., Trifonov A.Yu., Ackerman E. «Clustering social-economic higher education institutions on entrance test rating basis» // 2013. №367 C.100-104
Akerman Yelena N., Mikhalchuk Alexandr A., Trifonov Andrey Yu. «Cluster dynamics of potential economics education development» // 2012. №365 C.112-115
