Cite
Limit cycles for two families of cubic systems
MLA
Álvarez, M. J., et al. “Limit Cycles for Two Families of Cubic Systems.” Nonlinear Analysis, vol. 75, no. 18, Dec. 2012, pp. 6402–17. EBSCOhost, https://doi.org/10.1016/j.na.2012.07.012.
APA
Álvarez, M. J., Gasull, A., & Prohens, R. (2012). Limit cycles for two families of cubic systems. Nonlinear Analysis, 75(18), 6402–6417. https://doi.org/10.1016/j.na.2012.07.012
Chicago
Álvarez, M.J., A. Gasull, and R. Prohens. 2012. “Limit Cycles for Two Families of Cubic Systems.” Nonlinear Analysis 75 (18): 6402–17. doi:10.1016/j.na.2012.07.012.