Kenzhebayeva М.О. Comparison the readings of gravity field and it‘s gradient potential. Bulletin of the Karaganda University. Mathematics Series, [S. l.], v. 93, n. 1, p. 140–145, 2019. DOI: 10.31489/2019m1/140-145. Disponível em: http://mts.buketov.edu.kz/index.php/mathematics-vestnik/article/view/319. Acesso em: 7 sep. 2025.