Yadav, Amresh Kumar, et al. “Identification and Prevention of Microbial Contamination in Tissue Culture of Catharanthus Roseus - An Important Medicinal Herb”. Plant Tissue Culture and Biotechnology, vol. 30, no. 2, Dec. 2020, pp. 297-05, doi:10.3329/ptcb.v30i2.50699.