BURANAY, S.C.; ARSHAD, N. Solution of heat equation by a novel implicit scheme using block hybrid preconditioning of the conjugate gradient method. Bulletin of the Karaganda University. Mathematics Series, [S. l.], v. 109, n. 1, p. 58–80, 2023. DOI: 10.31489/2023m1/58-80. Disponível em: http://mts.buketov.edu.kz/index.php/mathematics-vestnik/article/view/553. Acesso em: 27 aug. 2025.