@article{MOMA_1979__88_177930,
     author = {J. Cigler},
     title = {Operatormethoden f\"ur {q-Identit\"aten.}},
     journal = {Monatshefte f\"ur Mathematik},
     pages = {87--106},
     publisher = {mathdoc},
     volume = {88},
     year = {1979},
     zbl = {0424.05007},
     url = {http://geodesic.mathdoc.fr/item/MOMA_1979__88_177930/}
}