“STATISTICAL QUALITY CONTROL ANALYSIS OF FREE FATTY ACID PALM OIL PRODUCTION IN PT. SEPANJANG INTI SURYA MULIA”. Jurnal Teknologi Pangan Dan Industri Perkebunan (LIPIDA), vol. 1, no. 1, Apr. 2021, pp. 9-17, https://doi.org/10.58466/lipida.v1i1.1362.