KABANIKHIN, S.I.; ISKAKOV, K.T.; TOKSEIT, D.K.; SHISHLENIN, M.A.; Toibekov А. Problem of describing the function of a GPR source. Bulletin of the Karaganda University. Mathematics Series, [S. l.], v. 100, n. 4, p. 71–80, 2020. DOI: 10.31489/2020m4/71-80. Disponível em: http://mts.buketov.edu.kz/index.php/mathematics-vestnik/article/view/384. Acesso em: 2 sep. 2025.