Wa Ode Windy Frinindia, et al. “Formulation of Lip Balm Extract from Red Spinach Leaves (Amaranthus Tricolor L.)”. International Journal of Multidisciplinary Learners, vol. 1, no. 6, Aug. 2025, p. 1−9, https://ejournal.poltekbaubau.ac.id/index.php/ijml/article/view/1304.