Andry, A. N., & Walker, J. A. (1976). Extremum principles for optimal control in normed linear spaces. Springer.
Chicago Style (17th ed.) CitationAndry, A. N., and J. A. Walker. Extremum Principles for Optimal Control in Normed Linear Spaces. Springer, 1976.
MLA (9th ed.) CitationAndry, A. N., and J. A. Walker. Extremum Principles for Optimal Control in Normed Linear Spaces. Springer, 1976.
Warning: These citations may not always be 100% accurate.