[1]
Kharchenko, S. 2015. 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). 16, 46 (Oct. 2015), 566–577. DOI:https://doi.org/10.26089/NumMet.v16r453.