1. Inter-relationships between Salvinia rotundifolia and Spirodela polyrhiza at various interaction stages;Agami;J. Aquat. Plant Manage,1989
2. Competition for space between Eichhornia crassipes (Mart.) Solms and Pistia stratiotes L. cultured in nutrient-enriched water;Agami;Aquat. Bot.,1990
3. Inter-relationships between Najas marina L. and three other species of aquatic macrophytes;Agami;Hydrobiologia,1985
4. Regeneration of Najas marina L. and of Potamogeton lucens L. after selective clipping of an established mixed stand;Agami,1986
5. Review — The ecophysiology of roots of submerged vascular plants;Agami;Physiol. Vég.,1986