@article{10_21136_CPM_1978_108789,
     author = {Havel, V\'aclav and Studni\v{c}ka, Ivan},
     title = {Bemerkung \"uber gemeinsame {Beziehung} zwischen kartesischen {Gruppen} und kartesischen {Zahlensystemen}},
     journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky},
     pages = {384--390},
     publisher = {mathdoc},
     volume = {103},
     number = {4},
     year = {1978},
     doi = {10.21136/CPM.1978.108789},
     mrnumber = {512235},
     zbl = {0398.51002},
     language = {de},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CPM.1978.108789/}
}