@article{DMGT_2013_33_2_a12,
     author = {Meddah, Nac\'era and Blidia, Mostafa},
     title = {A {Characterization} of {Trees} for a {New} {Lower} {Bound} on the {K-Independence} {Number}},
     journal = {Discussiones Mathematicae. Graph Theory},
     pages = {395--410},
     publisher = {mathdoc},
     volume = {33},
     number = {2},
     year = {2013},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/DMGT_2013_33_2_a12/}
}