1. Bio-filters: the need for an new comprehensive approach;Avnimelech;Aquacult. Eng.,2006
2. Ecological significance of siderophores in soil;Bossier,1988
3. Two kinds of lithotrophs missing in nature;Broda;Zeitschrift Für Allgemeine Mikrobiologie,1977
4. The basics of bio-flocs technology: the added value for aquaculture;De Schryver;Aquaculture,2008
5. An improved nitrifying enrichment to remove ammonium and nitrite from freshwater aquaria systems;Grommen;Aquaculture,2002