Kusumorini, N., Nugroho, A. K., Pramono, S., & Martien, R. (2021). Development of New Isolation and Quantification Method of Piperine from White Pepper Seeds (Piper Nigrum L) Using A Validated HPLC. Indonesian Journal of Pharmacy, 32(2), 158-165. https://doi.org/10.22146/ijp.866