1. The constructive use of sewage with particular reference to fish culture;Allen,1970
2. General features of algal growth in sewage oxidation ponds;Allen,1955
3. Standard Methods for the Examination of Water and Wastewater;American Public Health Association,1976
4. Ingestion, assimilation, survival, and reproduction by Daphnia pulex fed seven species of bluegreen algae;Arnold;Limnol. Oceanogr.,1971
5. Recycling municipal wastewater for hydroponic culture;Berry;Hort. Sci.,1977