@article{AM2_1980__21_182429,
     author = {Daniel S. Moak},
     title = {The q-gamma function for x<0.},
     journal = {Aequationes mathematicae},
     pages = {179--191},
     publisher = {mathdoc},
     volume = {21},
     year = {1980},
     zbl = {0454.33001},
     url = {http://geodesic.mathdoc.fr/item/AM2_1980__21_182429/}
}