Kоshevoy N. D., E. M. Kostenko, A. V. Pavlyk, I. I. Koshevaya, and T. G. Rozhnova. “RESEARCH OF MULTIPLE PLANS IN MULTI-FACTOR EXPERIMENTS WITH A MINIMUM NUMBER OF TRANSITIONS OF LEVELS OF FACTORS”. Radio Electronics, Computer Science, Control, no. 2 (May 28, 2019): 53–59. Accessed May 21, 2022. http://ric.zntu.edu.ua/article/view/173962.