SoselisaJ. F., SusenoS. H., and SetyaningsihI. “Characteristics of Combination Shark Liver Oil (Centrophorus sp.) And Spirulina Powder As Food Supplement”. Jurnal Pengolahan Hasil Perikanan Indonesia, Vol. 22, no. 2, Aug. 2019, pp. 255-62, doi:10.17844/jphpi.v22i2.27675.