Hidayat, Niko, et al. “Development of E-Supplement Flipbook Material Amino Acid Compounds from Tampoi Fruit (Baccaurea Macrocarpa)”. Hydrogen: Jurnal Kependidikan Kimia, vol. 12, no. 5, Oct. 2024, pp. 994-1008, doi:10.33394/hjkk.v12i5.12958.