Islomovna, M. F. ., M. . Islom, and K. X. . Absolomovich. “Projections of a Straight Line, the Actual Size of the Segment and the Angles of Its Inclination to the Planes of Projections”. Miasto Przyszłości, vol. 31, Jan. 2023, pp. 140-3, http://miastoprzyszlosci.com.pl/index.php/mp/article/view/998.