Angel, E., & Bellman, R. [ca. 1972]. Dynamic programming and partial differential equations. In Mathematics in science and engineering [Book]. New York, [u.a.]: Acad. Press.

ANGEL, Edward und BELLMAN, Richard, 1972. Dynamic programming and partial differential equations. New York, [u.a.]: Acad. Press. Mathematics in science and engineering, 88. ISBN 0120579502.

Angel, E., und R. Bellman. „Dynamic programming and partial differential equations“. Mathematics in science and engineering, book, Acad. Press, 1972.

Angel, Edward/Bellman, Richard: Dynamic programming and partial differential equations, . Mathematics in science and engineering, New York, [u.a.] 1972.

Angel, E. und Bellman, R. (1972), Dynamic programming and partial differential equations, Mathematics in science and engineering, Bd. , Acad. Press, New York, [u.a.].