TY - BOOK AU - Polyanin,A.D. AU - Zaitsev,V.F. AU - Moussiaux,A. TI - Handbook of first order partial differential equations SN - 041527267X PY - 2002/// CY - London PB - Taylor & Francis KW - Differential equations, Partial N1 - Includes index and references : p. 493-496 ER -