@article{JRAM_1969__234_150910,
     author = {Konstantin Lakkis},
     title = {\"Uber die {Weilsche} {Wurzelzahl.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {197--206},
     publisher = {mathdoc},
     volume = {234},
     year = {1969},
     zbl = {0167.04501},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1969__234_150910/}
}