TY - JOUR AU - Kwak, Jin Ho AU - Mednykh, Alexander AU - Nedela, Roman TI - Enumeration of orientable coverings of a non-orientable manifold JO - Discrete mathematics & theoretical computer science PY - 2008 VL - DMTCS Proceedings vol. AJ, 20th Annual International Conference on Formal Power Series and Algebraic Combinatorics (FPSAC 2008) PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.46298/dmtcs.3647/ DO - 10.46298/dmtcs.3647 LA - en ID - DMTCS_2008_special_255_a55 ER -