@article{10_4064_am_4_2_142_168,
     author = {M. Greniewski},
     title = {Algebry (m+n)-elementowe i ich zastosowania do uk{\l}ad\'ow przeka\'znikowo-stykowych},
     journal = {Applicationes Mathematicae},
     pages = {142--168},
     publisher = {mathdoc},
     volume = {4},
     number = {2},
     year = {1959},
     doi = {10.4064/am-4-2-142-168},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/am-4-2-142-168/}
}