APA (7th ed.) Citation

Manela, A., & Howe, M. S. (2009). The forced motion of a flag. Journal of Fluid Mechanics, 635, 439. https://doi.org/10.1017/S0022112009007770

Chicago Style (17th ed.) Citation

Manela, A., and M. S. Howe. "The Forced Motion of a Flag." Journal of Fluid Mechanics 635 (2009): 439. https://doi.org/10.1017/S0022112009007770.

MLA (9th ed.) Citation

Manela, A., and M. S. Howe. "The Forced Motion of a Flag." Journal of Fluid Mechanics, vol. 635, 2009, p. 439, https://doi.org/10.1017/S0022112009007770.