@article{CMUC_1970__11_3_a8,
     author = {Je\v{z}ek, Jaroslav},
     title = {On atoms in lattices of primitive classes},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {515--532},
     publisher = {mathdoc},
     volume = {11},
     number = {3},
     year = {1970},
     mrnumber = {0269571},
     zbl = {0211.03002},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1970__11_3_a8/}
}