@article{MOMA_1959__63_177067,
     author = {M. Pinl},
     title = {Zur {Differentialgeometrie} im totalisotropen {R2} und {R3} eines komplexen euklidischen {R4} und {R6.}},
     journal = {Monatshefte f\"ur Mathematik},
     pages = {256--264},
     publisher = {mathdoc},
     volume = {63},
     year = {1959},
     zbl = {0088.14004},
     url = {http://geodesic.mathdoc.fr/item/MOMA_1959__63_177067/}
}