@article{05636458,
title = {An elementary proof of Hawkes's conjecture on Galton-Watson trees.},
journal = {Electronic Communications in Probability [electronic only]},
volume = {14},
year = {2009},
pages = {151-164},
zbl = {1189.60155},
language = {en},
url = {http://dml.mathdoc.fr/item/05636458}
}
Duquesne, Thomas S.A. An elementary proof of Hawkes's conjecture on Galton-Watson trees.. Electronic Communications in Probability [electronic only], Tome 14 (2009) pp. 151-164. http://gdmltest.u-ga.fr/item/05636458/