Ashok Ahuja, Manoj Kumar Tripathi, Sushma Tiwari, Niraj Tripathi, Gyanendra Tiwari, Nishi Mishra, Shashank Bhargav & Sharad Tiwari. Recent Advancements on Callus and Cell Suspension Cultures: An Effectual Reserve for the Production of Pharmaceutically Significant Metabolites. CAPRD-V6 2021, 96-111.