@article{RO_2003__37_4_221_0,
     author = {Bachelet, Bruno and Mahey, Philippe},
     title = {Minimum convex-cost tension problems on series-parallel graphs},
     journal = {RAIRO - Operations Research - Recherche Op\'erationnelle},
     pages = {221--234},
     publisher = {EDP-Sciences},
     volume = {37},
     number = {4},
     year = {2003},
     doi = {10.1051/ro:2004202},
     mrnumber = {2064599},
     zbl = {1101.68715},
     language = {en},
     url = {http://archive.numdam.org/articles/10.1051/ro:2004202/}
}