Naveen Garg, Dorit S. Hochbaum. An O(log k) approximation algorithm for the k minimum spanning tree problem in the plane. In Proceedings of the Twenty-Sixth Annual ACM Symposium on Theory of Computing, 23-25 May 1994, Montréal, Québec, Canada. pages 432-438, ACM, 1994. [doi]
@inproceedings{GargH94, title = {An O(log k) approximation algorithm for the k minimum spanning tree problem in the plane}, author = {Naveen Garg and Dorit S. Hochbaum}, year = {1994}, doi = {10.1145/195058.195218}, url = {http://doi.acm.org/10.1145/195058.195218}, researchr = {https://researchr.org/publication/GargH94}, cites = {0}, citedby = {0}, pages = {432-438}, booktitle = {Proceedings of the Twenty-Sixth Annual ACM Symposium on Theory of Computing, 23-25 May 1994, Montréal, Québec, Canada}, publisher = {ACM}, }