KHARCHENKO, S. A parallel algorithm for the sparse $QR$ decomposition of a rectangular upper quasi-triangular matrix with ND-type sparsity. Numerical Methods and Programming (Vychislitel’nye Metody i Programmirovanie), [S. l.], v. 16, n. 46, p. 566–577, 2015. DOI: 10.26089/NumMet.v16r453. Disponível em: https://en.num-meth.ru/index.php/journal/article/view/859. Acesso em: 14 dec. 2025.