1. Photosynthesis in Sewage Treatment
2. and Combined Systems for Algal Wastewater Treatment and Reclamation and Protein Production (Sherman Environmental Engineering Research Center, Technion, Haifa, Israel, 1975).
3. and Combined Systems for Algal Wastewater Treatment and Reclamation and Protein production (Sherman Environmental Engineering Research Center, Technion, Haifa, Israel, 1976).
4. Caldwell Connell Engineers, Algae Harvesting from Sewage (Department of Environmental Housing and Community Development, Bureau of Environmental Studies, Canberra, Australia, 1976).