Petrov, J. P. [ca. 1968]. Variational methods in optimum control theory. In Mathematics in science and engineering [Book]. New York [u.a.]: Acad. Press.
ISO-690 (author-date, English)PETROV, Jurij P., 1968. Variational methods in optimum control theory. New York [u.a.]: Acad. Press. Mathematics in science and engineering, 45.
Modern Language Association 9th editionPetrov, J. P. „Variational methods in optimum control theory“. Mathematics in science and engineering, book, Acad. Press, 1968.
Mohr Siebeck - Recht (Deutsch - Österreich)Petrov, Jurij P.: Variational methods in optimum control theory, . Mathematics in science and engineering, New York [u.a.] 1968.
Emerald - HarvardPetrov, J.P. (1968), Variational methods in optimum control theory, Mathematics in science and engineering, Bd. , Acad. Press, New York [u.a.].