Cita APA

Gasull, A., & Torregrosa, J. (2013). A proof of Perko's conjectures for the Bogdanov-Takens system.

Citación estilo Chicago

Gasull, Armengol|||0000-0002-1719-8231, y Joan|||0000-0002-2753-1827 Torregrosa. A Proof of Perko's Conjectures for the Bogdanov-Takens System. 2013.

Cita MLA

Gasull, Armengol|||0000-0002-1719-8231, y Joan|||0000-0002-2753-1827 Torregrosa. A Proof of Perko's Conjectures for the Bogdanov-Takens System. 2013.