Ambrosetti, A., & Coti Zelati, V. (1993). Periodic solutions of singular Lagrangian systems. Birkhauser.
Chicago Style (17th ed.) CitationAmbrosetti, A., and Vittorio Coti Zelati. Periodic Solutions of Singular Lagrangian Systems. Boston: Birkhauser, 1993.
MLA (9th ed.) CitationAmbrosetti, A., and Vittorio Coti Zelati. Periodic Solutions of Singular Lagrangian Systems. Birkhauser, 1993.
Warning: These citations may not always be 100% accurate.