William R. Pulleyblank
Two Steiner tree packing problems
STOC, 1995.
@inproceedings{STOC-1995-Pulleyblank, author = "William R. Pulleyblank", booktitle = "{Proceedings of the 27th Annual ACM Symposium on Theory of Computing}", doi = "10.1145/225058.225163", isbn = "0-89791-718-9", pages = "383--387", publisher = "{ACM}", title = "{Two Steiner tree packing problems}", year = 1995, }