Pavlenko, M. A., Rudenko V. М., P. G. Berdnik, and D. V. Pribyl’nov. “Method of Selection of Colour Gamut of Informative Elements”. Military Technical Collection, no. 2 (December 30, 2009): 31–35. Accessed March 9, 2022. http://vtz.asv.gov.ua/article/view/176299.