Citation: Fj. Sikora et al., AMMONIUM REMOVAL IN CONSTRUCTED WETLANDS WITH RECIRCULATING SUBSURFACE FLOW - REMOVAL RATES AND MECHANISMS, Water science and technology, 32(3), 1995, pp. 193-202
Citation: Sl. Steinberg et Hs. Coonrod, OXIDATION OF THE ROOT-ZONE BY AQUATIC PLANTS GROWING IN GRAVEL-NUTRIENT SOLUTION CULTURE, Journal of environmental quality, 23(5), 1994, pp. 907-913