APA (7th ed.) Citation

Gutin, G., Kloks, T., Lee, C. M., & Yeo, A. (2005). Kernels in planar digraphs. Journal of computer and system sciences, 71(2), 174-184. https://doi.org/10.1016/j.jcss.2005.02.003

Chicago Style (17th ed.) Citation

Gutin, Gregory, Ton Kloks, Chuan Min Lee, and Anders Yeo. "Kernels in Planar Digraphs." Journal of Computer and System Sciences 71, no. 2 (2005): 174-184. https://doi.org/10.1016/j.jcss.2005.02.003.

MLA (9th ed.) Citation

Gutin, Gregory, et al. "Kernels in Planar Digraphs." Journal of Computer and System Sciences, vol. 71, no. 2, 2005, pp. 174-184, https://doi.org/10.1016/j.jcss.2005.02.003.