Rejeki, H. P. R., Hasna Adiba, and Bayu Setiaji. “Efektifitas Pengujian Kualitas Minyak Goreng Berdasarkan Indeks Bias: The Effectiveness of Testing the Quality of Cooking Oil Based on the Refractive Index”. JFT: Jurnal Fisika Dan Terapannya, Vol. 10, no. 2, May 2024, pp. 136-42, doi:10.24252/jft.v10i2.38299.