Michel X. Goemans, David P. Williamson. A General Approximation Technique for Constrained Forest Problems. SIAM Journal on Computing, 24(2):296-317, 1995.
@article{GoemansW95,
title = {A General Approximation Technique for Constrained Forest Problems},
author = {Michel X. Goemans and David P. Williamson},
year = {1995},
researchr = {https://researchr.org/publication/GoemansW95},
cites = {0},
citedby = {0},
journal = {SIAM Journal on Computing},
volume = {24},
number = {2},
pages = {296-317},
}