Rum, Ira Adiyati, et al. “Yoghurt and Fennel Leaves Extract Based Liquid Soap Production Workshop at Al Ilyas Arjasari Boarding School In Bandung”. Inaba of Community Services Journal, vol. 3, no. 2, Dec. 2024, pp. 97-102, doi:10.56956/inacos.v3i2.384.