@article {Cerdeira1991,
	title = {Label-connected graphs and the gossip problem},
	journal = {Discrete Mathematics},
	volume = {87},
	number = {1},
	year = {1991},
	note = {n/a},
	pages = {29-40},
	abstract = {n/a},
	author = {G{\"o}bel, F. and Cerdeira, J.O. and Veldman, H.J.}
}
