Xian Ming Gu and Ting Zhu Huang and Hou Biao Li, Some Preconditioners for Block Pentadiagonal Linear Systems Based on New Approximate Factorization Methods. journal = {International Journal of Mathematical and Computational Sciences}, [online]. World Academy of Science, Engineering and Technology. September 2013, vol. 76(4). 747 - 754 [viewed 18 April 2024]. Available from: https://publications.waset.org/pdf/17064.