Akhtar, N.; Ahmeda, M. M.; Sarker, N.; Mahbuba, K. R.; Sarker, A. M. Growth Response of Spirulina Platensis in Papaya Skin Extract and Antimicrobial Activities of Spirulina Extracts in Different Culture Media. Bangladesh J. Sci. Ind. Res. 2012, 47, 147-152.