@article{701735,
     title = {Modular spaces of low-dimensional Drinfeld doubles},
     booktitle = {Proceedings of the 23rd Winter School "Geometry and Physics"},
     series = {GDML\_Books},
     publisher = {Circolo Matematico di Palermo},
     address = {Palermo},
     year = {2004},
     pages = {[193]-202},
     mrnumber = {MR2069407},
     zbl = {1043.81029},
     url = {http://dml.mathdoc.fr/item/701735}
}

Šnobl, Libor. Modular spaces of low-dimensional Drinfeld doubles, dans Proceedings of the 23rd Winter School "Geometry and Physics", GDML_Books,  (2004), pp. [193]-202. http://gdmltest.u-ga.fr/item/701735/