00546nam a2200181Ia 4500082002000000100001900020245007700039260003400116300001000150490004200160500000500202690000600207700000500213952010200218964001700320921001000337999001700347  a515.35bC984.IE  aCushing, J. M.  aIntegro differential equations and delay models in population dynamicsb  aBerlinbSpringer-Verlagc1977  a196p.  aLecture notes in Biomathematics v 20  a  a   a  00104070aISIbISId1998-09-23l0o515.35 C984.IEpDP15969r2019-02-14 00:00:00w2019-02-14yBK  abcdefg  a13439  c13439d13439