@article{10_21136_CMJ_1975_101312,
     author = {Machala, Franti\v{s}ek},
     title = {Projektive {Abbildungen} projektiver {R\"aume} mit {Homomorphismus}},
     journal = {Czechoslovak Mathematical Journal},
     pages = {214--226},
     publisher = {mathdoc},
     volume = {25},
     number = {2},
     year = {1975},
     doi = {10.21136/CMJ.1975.101312},
     mrnumber = {0400041},
     zbl = {0328.50019},
     language = {ge},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1975.101312/}
}