The characteristics of habitats colonized by three species of Lymnaea (Mollusca) in swampy meadows on acid soil : their interest for control of fasciolosisC. Vareille-Morel, G. Dreyfuss and D. RondelaudAnn. Limnol. - Int. J. Lim., 35 3 (1999) 173-178DOI: https://doi.org/10.1051/limn/1999024