“Manufacturing Skin Whitening Sunscreen from Kojic Acid Extracted from a Local Isolate of Fungus Morchella Importuna for Combination Skin Type”. College of Basic Education Research Journal, vol. 21, no. 3, Sept. 2025, pp. 619-31, https://doi.org/10.33899/berj.2025.Vol21.Iss3.53551.