M. M. Haque, M. A. Haque, G. Ilias, and A. H. Molla, “<i>Trichoderma</i>-Enriched Biofertilizer: A Prospective Substitute of Inorganic Fertilizer for Mustard (<i>Brassica campestris</i>) Production”, Agriculturists, vol. 8, no. 2, pp. 66–73, May 2011.