Goemans, M. X., Wein, J. M., & Williamson, D. P. (2000). A 1.47-approximation algorithm for a preemptive single-machine scheduling problem. Operations research letters, 26(4), 149-154. https://doi.org/10.1016/S0167-6377(00)00024-9
Chicago Style (17th ed.) CitationGoemans, Michel X., Joel M. Wein, and David P. Williamson. "A 1.47-approximation Algorithm for a Preemptive Single-machine Scheduling Problem." Operations Research Letters 26, no. 4 (2000): 149-154. https://doi.org/10.1016/S0167-6377(00)00024-9.
MLA (9th ed.) CitationGoemans, Michel X., et al. "A 1.47-approximation Algorithm for a Preemptive Single-machine Scheduling Problem." Operations Research Letters, vol. 26, no. 4, 2000, pp. 149-154, https://doi.org/10.1016/S0167-6377(00)00024-9.
Warning: These citations may not always be 100% accurate.