@article{Hsieh_1996,
    doi = {10.1016/s0024-3795(96)90003-8},
    url = {https://doi.org/10.1016%2Fs0024-3795%2896%2990003-8},
    year = {1996},
    month = {may},
    publisher = {Elsevier {BV}},
    volume = {239},
    pages = {29--76},
    author = {Po-Fang Hsieh and Mitsuhiko Kohno and Yasutaka Sibuya},
    title = {Construction of a fundamental matrix solution at a singular point of the first kind by means of the {SN} decomposition of matrices},
    journal = {Linear Algebra and its Applications}
}

@article{Hsieh_1996, doi = {10.1016/s0024-3795(96)90003-8}, url = {https://doi.org/10.1016%2Fs0024-3795%2896%2990003-8}, year = {1996}, month = {may}, publisher = {Elsevier {BV}}, volume = {239}, pages = {29--76}, author = {Po-Fang Hsieh and Mitsuhiko Kohno and Yasutaka Sibuya}, title = {Construction of a fundamental matrix solution at a singular point of the first kind by means of the {SN} decomposition of matrices}, journal = {Linear Algebra and its Applications} }