@article {133,
	title = {Un mode curieux d{\textquoteright}introduction de phan{\'e}rogames adventices par les fumures},
	journal = {Dumortiera},
	volume = {19-20},
	year = {1981},
	pages = {26-28},
	chapter = {26},
	author = {A. Sotiaux and Roegiers and De Zuttere}
}
@article {80,
	title = {Contribution a une Meilleure Connaissance du Genre Azolla Dans Le Territoire De La Nouvelle Flore},
	journal = {Dumortiera},
	volume = {13},
	year = {1979},
	month = {11/1979},
	pages = {1-5},
	chapter = {1},
	author = {A. Sotiaux}
}
