H. A. Gupta, A. Pande, D. Sanklecha, H. Tuscano, A. Tankaria, and A. Pinto, “An Economical, Agri-Compliant and Environmentally Sustainable ‘Sponge Culture’ Method for Large-Scale Production of Actinopigments from soil Actinomycetes”, Int. J. Sci. Res. Biol. Sci., vol. 7, no. 4, pp. 7–13, Aug. 2020.