Нгуєн, Г. К., В. О. Болтьонков, and Д. В. Малявін. “Construction Principles of Computer Systems for Remote Training Based on the Analysis of the Video Stream”. Eastern-European Journal of Enterprise Technologies, vol. 5, no. 2(71), Oct. 2014, pp. 25-33, doi:10.15587/1729-4061.2014.28555.