Jeffers J.N.R. An introduction to systems analysis: with ecological applications

London: Edward Arnold, 1978. — 198 p. — ISBN 10 0713126531 / ISBN 13 9780713126532. What is systems analysis?; Models and mathematics; Dynamic models; Matrix models; Stochastic models; Multivariate models; Optimazation and other models; The modelling process; The role of the computer.