Petrova, S. S., & Solov'ev, A. D. (1997). The origin of the method of steepest descent.
Chicago Style (17th ed.) CitationPetrova, Svetlana S., and Alexander D. Solov'ev. The Origin of the Method of Steepest Descent. 1997.
MLA (9th ed.) CitationPetrova, Svetlana S., and Alexander D. Solov'ev. The Origin of the Method of Steepest Descent. 1997.
Warning: These citations may not always be 100% accurate.