TY - BOOK AU - Han, Qing AU - Lin, Fanghua TI - Elliptic partial differential equations T2 - Courant lecture notes in Mathematics SN - 0965870308 U1 - 515.35 PY - 1997/// CY - New York PB - Courant Instt. of Mathematical Sciences N1 - "Purchased under NBHM grant for the year 1999-2000" ER -