@article{SLC_1992_28_a4,
     author = {Laszlo A. Sz\'ekely and P\'al L. Erd\H{o}s and M. A. Steel},
     title = {The {Combinatorics} of {Evolutionary} {Trees} - a {Survey}},
     journal = {S\'eminaire lotharingien de combinatoire},
     publisher = {mathdoc},
     volume = {28},
     year = {1992},
     url = {http://geodesic.mathdoc.fr/item/SLC_1992_28_a4/}
}