NECHUIVITER, O. P. CUBATURE FORMULA FOR APPROXIMATE CALCULATION INTEGRAL OF HIGHLY OSCILLATING FUNCTION OF TREE VARIABLES (IRREGULAR CASE). Radio Electronics, Computer Science, Control, [S. l.], n. 4, p. 65–73, 2020. DOI: 10.15588/1607-3274-2020-4-7. Disponível em: http://ric.zntu.edu.ua/article/view/218319. Acesso em: 22 jan. 2022.