Permatasari, S., Syarpin, and D. A. . Pujianto. “Photochemical and Bioactivity Examination of Fractionated Saluang Belum Root Extract (Lavanga Sarmentosa) on in-Vitro Human Sperm Motility”. JKKI : Jurnal Kedokteran Dan Kesehatan Indonesia, vol. 14, no. 2, Aug. 2023, pp. 128-34, doi:10.20885/JKKI.Vol14.Iss2.art3.