@article{FUNDAM_1947__34_1_213133,
     author = {R. Fox},
     title = {On a problem of {S.} {Ulam} concerning {Cartesian} products},
     journal = {Fundamenta Mathematicae},
     pages = {278},
     publisher = {mathdoc},
     volume = {34},
     number = {1},
     year = {1947},
     zbl = {0033.02403},
     language = {en},
     url = {https://geodesic-test.mathdoc.fr/item/FUNDAM_1947__34_1_213133/}
}