@article{05274243,
title = {Exponential generating functions for trees with weighted edges and labeled nodes.},
journal = {Journal of Integer Sequences [electronic only]},
volume = {10},
year = {2007},
zbl = {1141.05311},
language = {en},
url = {http://dml.mathdoc.fr/item/05274243}
}
Woan, Wen-jin; Tankersley, Barbara. Exponential generating functions for trees with weighted edges and labeled nodes.. Journal of Integer Sequences [electronic only], Tome 10 (2007) . http://gdmltest.u-ga.fr/item/05274243/