@article{10_37236_4112,
     author = {F. Ashraf and B. Tayfeh-Rezaie},
     title = {Nordhaus-Gaddum type inequalities for {Laplacian} and signless {Laplacian} eigenvalues},
     journal = {The electronic journal of combinatorics},
     year = {2014},
     volume = {21},
     number = {3},
     doi = {10.37236/4112},
     zbl = {1300.05156},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/4112/}
}