TY - BOOK AU - Protter,Murray H AU - Weinberger,Hans F TI - Maximum principles in differential equations PY - 1984/// CY - New York PB - Springer-Verlag KW - Differential equations, Partial KW - Maximum principles (Mathematics) N1 - Reprint. Originally published: Englewood Cliffs, N.J., Prentice -Hall, 1967. (Prentice-Hall partial differential equations series); Includes index; Bibliography: p.240-255 ER -