1. Seshadri, C. V., and Thomas, S. (1978), National Solar Energy Convention, Bhavnagar, India, A7, 41?46.
2. Zarrouk, C. (1966). Contribution � l'�tude dune cyanophyces: influence de divers facteurs physiques et chimiques sur la croissance et la photosynth�se deSpirulina maxima (Setchell et Gardner) Geitler; Thesis, Universit� de Paris.
3. Seshadri, C. V. (1978). Conference on ?The State of the Art of Bioconversion of Organic Residues for Rural Communities?, The United Nations University, Guatemala.
4. Jeeji Bai, N. (1978).A local isolate, taxonomically classified by Dr. N. Jeeji Ba of the University of Madras, asSpirulina geitleri.