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Effectifs des populations, répartition et statut du petit nacré, Issoria lathonia L., sur les terrains calaminaires du bassin de la Vesdre (province de Liège, Belgique) (Lepidopter...
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New or interesting lichens and lichenicolous fungi from Belgium, Luxembourg and northern France. IX.
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New or interesting lichens and lichenicolous fungi from Belgium, Luxembourg and northern France. X.
Report on two lichenological field meetings in the province of Luxembourg in Belgium
BELGIAN MICROBIAL DIVERSITY PROJECT IN ANTARCTICA (BELDIVA) (EA/00/05)