Aolemla Pongener, and Chitta Ranjan Deb. “Asymbiotic Culture of Immature Embryos, Mass Multiplication of Cymbidium Iridioides D. Don. And the Role of Different Factors”. International Journal of Pharma and Bio Sciences, vol. 1, no. 1, Mar. 2010, pp. 1-15, https://ijpbs.net/index.php/journal/article/view/204.