TY - BOOK AU - Duchateau, Paul. ED - Zachmann, David.W. TI - Schaum's outline of theory and problems of partial equations T2 - Schaum"s outline series SN - 0070990999 U1 - 515.353 PY - 1986/// CY - New York. PB - McGraw-Hill Book. KW - Partial Differential Equations KW -