Применко, В.І., Б.Т. Канунніков, О.П. Жижченко, and В.А Лук’янчиков. “Calculation of Decreasing of Radionuclides Activity As the Function of the Distance”. Proceedings of National Aviation University 19, no. 1 (January 1, 2004): 158–161. Accessed April 14, 2024. https://jrnl.nau.edu.ua/index.php/visnik/article/view/963.