APA (7th ed.) Citation

Pruhs, K., & Woeginger, G. J. (2007). Approximation schemes for a class of subset selection problems. Theoretical computer science, 382(2), 151-156. https://doi.org/10.1016/j.tcs.2007.03.006

Chicago Style (17th ed.) Citation

Pruhs, Kirk, and Gerhard J. Woeginger. "Approximation Schemes for a Class of Subset Selection Problems." Theoretical Computer Science 382, no. 2 (2007): 151-156. https://doi.org/10.1016/j.tcs.2007.03.006.

MLA (9th ed.) Citation

Pruhs, Kirk, and Gerhard J. Woeginger. "Approximation Schemes for a Class of Subset Selection Problems." Theoretical Computer Science, vol. 382, no. 2, 2007, pp. 151-156, https://doi.org/10.1016/j.tcs.2007.03.006.