@article{10_14708_ma_v26i40_1857,
     author = {Krzysztof Moszy\'nski},
     title = {The optimal explicit unconditionally stable box scheme},
     journal = {Mathematica Applicanda},
     pages = { 31--39},
     publisher = {mathdoc},
     volume = {26},
     number = {40},
     year = {1997},
     doi = {10.14708/ma.v26i40.1857},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/articles/10.14708/ma.v26i40.1857/}
}