@article{MZ_1968__104_170945,
     author = {Jill C.D.S. Yaqub},
     title = {On the {Group} of {Projectivities} on a {Line} in a {Finite} {Prjective} {Plane.}},
     journal = {Mathematische Zeitschrift},
     pages = {247--248},
     publisher = {mathdoc},
     volume = {104},
     year = {1968},
     zbl = {0163.42401},
     url = {http://geodesic.mathdoc.fr/item/MZ_1968__104_170945/}
}