E. Ellyta, Ekawati, R. Rizieq, and H. D. Bancin, “Biopharma As a Potential Business for Urban Communities and Preservation of Community Heritage in Singkawang City: Biofarmaka sebagai Usaha Potensial Masyarakat Urban dan Pelestarian Warisan Masyarakat di Kota Singkawang”, j. mattawang, vol. 6, no. 1, pp. 32–37, Feb. 2025.