@article{10_14708_ma_v18i32_1742,
     author = {. Redaktor},
     title = {Summaries},
     journal = {Mathematica Applicanda},
     pages = { 117--119},
     year = {1990},
     volume = {18},
     number = {32},
     doi = {10.14708/ma.v18i32.1742},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/articles/10.14708/ma.v18i32.1742/}
}