1. Standard Methods for the Examination of Water and Waste Water,1985
2. Growth characteristics of a blue–green alga Spirulina platensis for nitrogen utilization;Baldia;Nippon Suisan Gakkaishi,1991
3. Microalgae: Biotechnology and Microbiology;Becker,1994
4. The potential application of Spirulina (Arthrospira) as a nutritional and therapeutic supplement in health management;Belay;The Journal of the American Nutraceutical Association,2002
5. Current knowledge on potential health benefits of Spirulina;Belay;Journal of Applied Phycology,1993