Nechuiviter, O. P. “CUBATURE FORMULA FOR APPROXIMATE CALCULATION INTEGRAL OF HIGHLY OSCILLATING FUNCTION OF TREE VARIABLES (IRREGULAR CASE)”. Radio Electronics, Computer Science, Control, no. 4 (December 22, 2020): 65–73. Accessed November 29, 2024. https://ric.zp.edu.ua/article/view/218319.