Sugiyono.., WibowoM., SoekopitojoS., and WulandariN. “PEMBUATAN BAHAN BAKU SPREADS KAYA KAROTEN DARI MINYAK SAWIT MERAH MELALUI INTERESTERIFIKASI ENZIMATIK MENGGUNAKAN REAKTOR BATCH [Preparation of Red Palm Oil Based-Spreads Stock Rich in Carotene Through Enzymatic Interesterification in Batch-Type Reactor]”. Jurnal Teknologi Dan Industri Pangan, Vol. 23, no. 2, Dec. 2012, p. 117, doi:10.6066/jtip.2012.23.2.117.