@article{DMGT_2007_27_1_a9,
     author = {Kchikech, Mustapha and Khennoufa, Riadh and Togni, Olivier},
     title = {Linear and cyclic radio k-labelings of trees},
     journal = {Discussiones Mathematicae. Graph Theory},
     pages = {105--123},
     publisher = {mathdoc},
     volume = {27},
     number = {1},
     year = {2007},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/DMGT_2007_27_1_a9/}
}