APA (7th ed.) Citation

Krumke, S. O., Marathe, M. V., Noltemeier, H., Ravi, R., & Ravi, S. S. (1998). Approximation Algorithms for Certain Network Improvement Problems. Journal of combinatorial optimization, 2(3), 257-288. https://doi.org/10.1023/A:1009798010579

Chicago Style (17th ed.) Citation

Krumke, Sven O., Madhav V. Marathe, Hartmut Noltemeier, R. Ravi, and S. S. Ravi. "Approximation Algorithms for Certain Network Improvement Problems." Journal of Combinatorial Optimization 2, no. 3 (1998): 257-288. https://doi.org/10.1023/A:1009798010579.

MLA (9th ed.) Citation

Krumke, Sven O., et al. "Approximation Algorithms for Certain Network Improvement Problems." Journal of Combinatorial Optimization, vol. 2, no. 3, 1998, pp. 257-288, https://doi.org/10.1023/A:1009798010579.