@article{MOMA_1969__73_177455,
     author = {Herbert Izbicki},
     title = {\"Uber asymmetrische regul\"are {Graphen.}},
     journal = {Monatshefte f\"ur Mathematik},
     pages = {112--125},
     publisher = {mathdoc},
     volume = {73},
     year = {1969},
     zbl = {0182.58002},
     url = {http://geodesic.mathdoc.fr/item/MOMA_1969__73_177455/}
}