@article{10_37236_2255,
     author = {Moussa Ahmia and Hac\`ene Belbachir},
     title = {Preserving log-convexity for generalized {Pascal} triangles},
     journal = {The electronic journal of combinatorics},
     year = {2012},
     volume = {19},
     number = {2},
     doi = {10.37236/2255},
     zbl = {1288.05022},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/2255/}
}