Sutanaya, Nyoman Try Atmaja, et al. “Application of Coconut Shell Liquid Smoke Is Able to Prolong Tuna Fish Fillet Shelf Life”. Jurnal BETA (Biosistem Dan Teknik Pertanian), vol. 6, no. 2, Oct. 2018, pp. 82-89, doi:10.24843/JBETA.2018.v06.i02.p04.