Sven Oliver Krumke, Madhav V. Marathe, Hartmut Noltemeier, R. Ravi, S. S. Ravi, Ravi Sundaram, Hans-Christoph Wirth. Improving Minimum Cost Spanning Trees by Upgrading Nodes. J. Algorithms, 33(1):92-111, 1999.
@article{KrumkeMNRRSW99,
title = {Improving Minimum Cost Spanning Trees by Upgrading Nodes},
author = {Sven Oliver Krumke and Madhav V. Marathe and Hartmut Noltemeier and R. Ravi and S. S. Ravi and Ravi Sundaram and Hans-Christoph Wirth},
year = {1999},
researchr = {https://researchr.org/publication/KrumkeMNRRSW99},
cites = {0},
citedby = {0},
journal = {J. Algorithms},
volume = {33},
number = {1},
pages = {92-111},
}