Biologie 1997-67_31-38.pdf
Bulletin of the Royal Belgian Institute of Natural Sciences - Biology / 67 - 1997 Van Loen, H. & Van Goethem, J.L. 1997.
Distribution of Neritid, Viviparid and Valvatid freshwater gastropods in Belgium (Mollusca, Prosobranchia).
biologie-1997-67_31-38.pdf
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