@article{CMUC_1965__6_3_a3,
     author = {Kol\'a\v{r}, Ivan},
     title = {On {Lenz's} problem on the independence of the axioms of affine space},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {339--346},
     publisher = {mathdoc},
     volume = {06},
     number = {3},
     year = {1965},
     mrnumber = {0192385},
     zbl = {0136.42101},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1965__6_3_a3/}
}