@article {4697,
	title = {Relationship between freshwater gastropods and plant communities reflecting various trophic levels },
	journal = {Hydrobiologia},
	volume = {321},
	year = {1996},
	pages = {7-16},
	keywords = {gastropod species, macrophyte communities, Multivariate Analysis, ponds, Species richness, trophic levels},
	author = {Katherine Costil and Cl{\'e}ment, Bernard}
}
