Geometry of Jet Spaces and Nonlinear Differential Equations
by
I. S. Krasil'shchik, V. V. Lychagin, A. M. Vinogradov,

Advanced Studies in Contemporary Mathematics, 1 (1986), Gordon and Breach, New York, London.
1986 / 442 + xx pp / Cloth / ISSN 0884-0016 / 2-88124-051-8
EUR 445 / GBP _349 / USD $532