Mulbry III, W.W., Kondrad, S.L., Pizarro, C., Westhead, E.K. 2008. Treatment of Dairy Manure Effluent Using Freshwater Algae in Outdoor Pilot-Scale Raceways: Algal Production and Nutrient Recovery. Bioresource Technology. 99:8137-8142.
Mulbry III, W.W., Kondrad, S.L., Pizarro, C. 2007. Biofertilizers from Algal Treatment of Dairy and Swine Manure Effluents: Characterization of Algal Biomass as a Slow Release Fertilizer. Journal of Vegetable Science. 12(4):107-125.