@article{BMMS_2011_34_2_a9,
     author = {Chi-Ye Wu and Ting-Zhu Huang and Liang Li and Xiao-Guang Lv},
     title = {Inverses of {Block} {Tridiagonal} {Matrices} and {Rounding} {Errors}},
     journal = {Bulletin of the Malaysian Mathematical Society},
     year = {2011},
     volume = {34},
     number = {2},
     url = {http://geodesic.mathdoc.fr/item/BMMS_2011_34_2_a9/}
}