TY - JOUR AU - Erik van Erp TI - The Atiyah-Singer index formula for subelliptic operators on contact manifolds. Part II JO - Annals of mathematics PY - 2010 SP - 1683 EP - 1706 VL - 171 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4007/annals.2010.171.1683/ DO - 10.4007/annals.2010.171.1683 LA - en ID - 10_4007_annals_2010_171_1683 ER -