ASHYRALYEV, A.; ERDOGAN, A.S. Parabolic time dependent source identification problem with involution and Neumann condition. Bulletin of the Karaganda University. Mathematics Series, [S. l.], v. 102, n. 2, p. 5–15, 2021. DOI: 10.31489/2021m2/5-15. Disponível em: http://mts.buketov.edu.kz/index.php/mathematics-vestnik/article/view/405. Acesso em: 19 aug. 2025.