TY - JOUR AU - Tomasz BrzeziƄski TI - On the Smoothness of the Noncommutative Pillow and Quantum Teardrops JO - Symmetry, integrability and geometry: methods and applications PY - 2014 VL - 10 UR - http://geodesic.mathdoc.fr/item/SIGMA_2014_10_a14/ LA - en ID - SIGMA_2014_10_a14 ER -