Mohanan, R. C., P. K. Peter, and K. M. Sharadraj. “Production Technology of Coir Pith Cake Formulation of Trichoderma Harzianum”. Journal of Plantation Crops, vol. 41, no. 2, Aug. 2019, pp. 214-8, https://updatepublishing.com/journal/index.php/JPC/article/view/5823.