00661nam0-22002411i-450-990001243320403321000124332FED01000124332(Aleph)000124332FED0100012433220000920d1984----km-y0itay50------baengPopulation BiologyProvidence (RI)American Mathematical Society1984.Proceedings of symposia in applied mathematics30ITUNINARICAUNIMARCBK990001243320403321C-49-(303173MA1MA1Population Biology381452UNINAING01