TY - BOOK ID - 6541256 TI - Partial differential equations of mathematical physics PY - 1980 SN - 0444003525 9780444003522 PB - Oxford North Holland DB - UniCat KW - Differential equations, Partial UR - https://www.unicat.be/uniCat?func=search&query=sysid:6541256 AB - ER -