1.
HuangT-Z, WuC-Y. Perturbation and error analyses of partitioned LU factorization for block tridiagonal linear systems. Ukr. Mat. Zhurn. [Internet]. 2016Dec.25 [cited 2021Jan.26];68(12):1683-95. Available from: http://umj.imath.kiev.ua/index.php/umj/article/view/1953