@article{10_4064_am_13_3_347_350,
     author = {M. M. Sys{\l}o},
     title = {The calculation of \ensuremath{\alpha}-sets of representatives},
     journal = {Applicationes Mathematicae},
     pages = {347--350},
     publisher = {mathdoc},
     volume = {13},
     number = {3},
     year = {1972},
     doi = {10.4064/am-13-3-347-350},
     zbl = {0265.05008},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/am-13-3-347-350/}
}