Parbuntari, H., Etika, S. B., Mulia, M. and Delvia, E. (2019) “A Preliminary Screening of the Different of Secondary Metabolites Ruku-Ruku Leaves (Ocimum tenuiflorum Linnen) in West Sumatera”, EKSAKTA: Berkala Ilmiah Bidang MIPA, 20(2), pp. 17-24. doi: 10.24036/eksakta/vol20-iss2/193.