Vladimir Stepanov, E.N. Moos, E.V. Ovchinnikova. "MULTIDIMENSIONAL SYSTEMS OF CONTINUING EDUCATION IN ENGINEERING AND TECHNOLOGY." Proceedings of 2nd International Multidisciplinary Scientific Conference on Social Sciences and Arts SGEM2015 (2015): 679-684. https://doi.org/10.5593/SGEMSOCIAL2015/B12/S3.087