PENGARUH DURASI PERENDAMAN RESIN AKRILIK DALAM MINUMAN KOPI ACEH ULEE KARENG TERHADAP KEKERASAN PERMUKAAN: EFFECT OF ACRYLIC RESIN’S IMMERSION DURATION COFFEE TO SURFACE HARDNESS. Dentika Dental J. [Internet]. 2011 Dec. 7 [cited 2026 Feb. 5];16(2):103-7. Available from: https://idjpcr.usu.ac.id/dentika/article/view/1820