Elina, Y., A. Ulfa, and M. Angin. “Formulation and Stability Testing of a Combination Cream Preparation Containing Centella Asiatica (L.) Urb. Extract and Citrus Limon (L.) Osbeck Peel Extract With Variations in Tea”. Student Scientific Journal, Vol. 4, no. 4, Oct. 2026, pp. 851-66, doi:10.37676/ssj.v4i4.12263.