Wit C. T. de Simulation of ecological processes / by C. T. de Wit and J. Goudriaan. - 2nd ed. - Wageningen : Pudoc, 1978. - 175 p. : ill. ; 20 cm. - Simulation monographs. . Includes bibliographical references and index. ISBN: 9022006522 Subjects--Topical Terms: Ecology--Simulation methods.