@article{SLC_2017_78B_a59,
     author = {Florian Aigner},
     title = {Refined {Enumerations} of {Alternating} {Sign} {Triangles}},
     journal = {S\'eminaire lotharingien de combinatoire},
     year = {2017},
     volume = {78B},
     url = {http://geodesic.mathdoc.fr/item/SLC_2017_78B_a59/}
}