Susilawati. and Supijatno. 2015. Pengelolaan Limbah Kelapa Sawit (Elaeis guineensis Jacq.) di Perkebunan Kelapa Sawit, Riau. Buletin Agrohorti. 3, 2 (May 2015), 203-212. DOI:https://doi.org/10.29244/agrob.v3i2.14926.