Rohama, R., Melviani, M. and Noval, N. 2022. Optimasi Formulasi Sediaan Tablet Effervescent dari Ekstrak Etanol Tanaman Kalangkala (Litsea angulata) sebagai Antioksidan Menggunakan Metode SLD (Simplex Lattice Design): Optimization of Effervescent Tablets Formulation From Ethanol Extract of Kalangkala Plant (Litsea angulata) as Antioxidant Using SLD (Simplex Lattice Design) Method. Jurnal Surya Medika (JSM). 8, 3 (Dec. 2022), 30–41. DOI:https://doi.org/10.33084/jsm.v8i3.4496.