TY - JOUR AU - Sander Zwegers TI - Rank-Crank type PDE's for higher level Appell functions JO - Acta Arithmetica PY - 2010 SP - 263 EP - 273 VL - 144 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/aa144-3-4/ DO - 10.4064/aa144-3-4 LA - en ID - 10_4064_aa144_3_4 ER -