Widyaningtyas, S., S. Meilany, and B. Bela. “Cloning and Expression of Human Papilloma Virus Type 16 L1 Capsid Protein in Bacteria”. Health Science Journal of Indonesia, Vol. 10, no. 2, Dec. 2019, pp. 82-89, doi:10.22435/hsji.v12i2.2442.