@article{10_14708_ma_v16i30_1701,
     author = {Teresa Regi\'nska},
     title = {Superconvergence effect in finite element methods for two-point boundary value problems},
     journal = {Mathematica Applicanda},
     pages = { 97--111},
     publisher = {mathdoc},
     volume = {16},
     number = {30},
     year = {1987},
     doi = {10.14708/ma.v16i30.1701},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/articles/10.14708/ma.v16i30.1701/}
}