K. Gururajan, D. Hegde, S. Udupa, S. Shetty, and U. P, “OPTIMIZATION OF SHOOT INITIATION USING RESPONSE SURFACE METHODOLOGY AND CALLUS MEDIA STANDARDIZATION FOR MICROPROPAGATION OF CENTELLA ASIATICA”, J microb biotech food sci, vol. 10, no. 4, pp. 685–690, Feb. 2021.