N. V. L. S. Mulukuri, K. Devi, N. V. S. Madhav, T. Prabhakar, Ranjitha, and P. Kumar, “Development and Optimisation of Olive Oil-infused Emulgel from <i>Andrographis</i> Extract Using Quality by Design (QbD) Methodology”, JNR, vol. 24, no. 8, pp. 1731–1737, Aug. 2024.