@article{RO_2002__36_1_21_0,
     author = {Bampis, Evripidis and Giroudeau, R. and K\"onig, J.-C.},
     title = {On the hardness of approximating the {UET-UCT} scheduling problem with hierarchical communications},
     journal = {RAIRO - Operations Research - Recherche Op\'erationnelle},
     pages = {21--36},
     publisher = {EDP-Sciences},
     volume = {36},
     number = {1},
     year = {2002},
     doi = {10.1051/ro:2002003},
     mrnumber = {1920377},
     zbl = {1005.90031},
     language = {en},
     url = {http://archive.numdam.org/articles/10.1051/ro:2002003/}
}