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* Edwards, P. and Pullin, R. S. V. (Eds.) (1990). Wastewater-Fed Aquaculture. Proceedings: International Seminar on Wastewater Reclamation and Reuse for Aquaculture, Calcutta, IN. (Compilation Book compilation of topical papers)
* Iqbal, S. (1999). [https://www.susana.org/en/knowledge-hub/resources-and-publications/library/details/3063 Duckweed Aquaculture. Potentials, Possibilities and Limitations for Combined Wastewater Treatment and Animal Feed Production in Developing Countries]. Eawag (Department Sandec), Dübendorf, CH.:Available at: [http://www.sandec.ch sandec.ch]
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