Julyan, B. et al. 2017. Pengolahan Tandan Benih Kelapa Sawit (Elaeis guiinensis Jacq) di Pusat Penelitian Kelapa Sawit Marihat, Sumatera Utara. Buletin Agrohorti. 5, 3 (Nov. 2017), 365–372. DOI:https://doi.org/10.29244/agrob.v5i3.16482.