Rawat, Rajni, et al. “A COMPARATIVE STUDY OF MORPHOLOGICAL AND ANATOMICAL STRUCTURES OF FOUR OCIMUM SPECIES IN UTTARAKHAND, INDIA”. Journal of Drug Delivery and Therapeutics, vol. 6, no. 6, Nov. 2016, pp. 1-6, https://doi.org/10.22270/jddt.v6i6.1322.