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@article{MASLO_1984__34_3_a1, author = {Zuz\v{c}\'ak, Igor}, title = {$\alpha r$-spaces and some of their properties}, journal = {Mathematica slovaca}, pages = {255--264}, publisher = {mathdoc}, volume = {34}, number = {3}, year = {1984}, mrnumber = {756981}, zbl = {0597.54002}, language = {en}, url = {http://geodesic.mathdoc.fr/item/MASLO_1984__34_3_a1/} }
Zuzčák, Igor. $\alpha r$-spaces and some of their properties. Mathematica slovaca, Tome 34 (1984) no. 3, pp. 255-264. http://geodesic.mathdoc.fr/item/MASLO_1984__34_3_a1/