1. APHA (1985) Standard Methods for the Examination of Water and Wastewater, 16th edition. American Public Health Association, Washington, D. C.
2. Buelna G, Bhattarai KK, de la Noüe J, Taïganides (1988) Evaluation of various flocculants for the recovery of algae biomass grown on pigwaste. 56e Congrés de l'Association canadienne-française pour l'avancement des sciences, Université de Moncton, Moncton, N.B., 9–13 Mai, Annales de l'ACFAS 56:205
3. Caldwell DH (1946) Sewage oxydation ponds-performance operation and design. Sewage Works J 18:433–458
4. Chevalier P, de la Noüe J (1985a) Wastewater nutrient removal with microalgae immobilized in carrageenan. Enzyme Microb Technol 7:621–624
5. Chevalier P, de la Noüe J (1985b) Efficiency of immobilized hyperconcentrated algae for ammonium and orthophosphate removal from wastewaters. Biotechnol Lett 7:395–400