Tan, K. C. Optimal control of spatial systems / K.C. Tan, R.J. Bennett. - Boston : London ; G. Allen & Unwin, 1984. - ix, 172 p. : ill. ; 24 cm. - The London research series in geography ; 6 . Includes index. Bibliography: p. [161]-170. ISBN: 0045190186 : $29.95 (U.S.) LCCN: 83025701 Subjects--Topical Terms: Control theorySpatial systems LC Class. No.: QA402 Dewey Class. No.: 515