@Article{JCM-5-2, author = {}, title = {Seven-Diagonal and Nine-Diagonal SIP Algorithms}, journal = {Journal of Computational Mathematics}, year = {1987}, volume = {5}, number = {2}, pages = {95--104}, abstract = {}, issn = {1991-7139}, doi = {https://doi.org/1987-JCM-9535}, url = {https://global-sci.com/article/86170/seven-diagonal-and-nine-diagonal-sip-algorithms} }