APA Citation

LLIBRE,JAUME, NOVAES,DOUGLAS D., & TEIXEIRA,MARCO A. (2015). Periodic solutions of Lienard differential equations via averaging theory of order two.

Chicago Style Citation

LLIBRE,JAUME, NOVAES,DOUGLAS D, and TEIXEIRA,MARCO A. Periodic Solutions of Lienard Differential Equations Via Averaging Theory of Order Two. 2015.

MLA Citation

LLIBRE,JAUME, NOVAES,DOUGLAS D, and TEIXEIRA,MARCO A. Periodic Solutions of Lienard Differential Equations Via Averaging Theory of Order Two. 2015.

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