Purwanti, N., B. Kusumawardhani, and K. Murdiastuti. “Differences in Mucin Expression in the Submandibular Glands of Rats During Peridontitis Induction”. Dental Journal, vol. 51, no. 2, June 2018, pp. 52-56, doi:10.20473/j.djmkg.v51.i2.p52-56.