TY - BOOK AU - Cushing,J.M. TI - Integrodifferential equations and delay models in population dynamics SN - 0387084495 : U1 - 574.0182 PY - 1977/// CY - Berlin PB - Springer-Verlag KW - Ecology KW - Mathematical models KW - Integro-differential equations KW - Delay differential equations ER -