Title: Biblio RTF Export
Author: Biblio 7.x

M.  Vöge, ?Plant size and fertility of Isoetes lacustris L. in 20 lakes of Scandinavia: A field study?, Archiv fur Hydrobiologie, vol. 139, no. 2, pp. 171 - 185, 1997.

M.  Vöge, ?Number of leaves per rosette and fertility characters of the quillwort (Isoetes lacustris L.) in 50 lakes of Europe: A field study?, Archiv fur Hydrobiologie, vol. 139, no. 3, pp. 415 - 431, 1997.