TY - JOUR AU - F. Ashraf AU - B. Tayfeh-Rezaie TI - Nordhaus-Gaddum type inequalities for Laplacian and signless Laplacian eigenvalues JO - The electronic journal of combinatorics PY - 2014 VL - 21 IS - 3 UR - http://geodesic.mathdoc.fr/articles/10.37236/4112/ DO - 10.37236/4112 ID - 10_37236_4112 ER -