Shodiq, W.M. 2021. Perbandingan Perusahaan Perkebunan Sawit Berdasarkan Kinerja Keuangan Periode 2015-2019. Jurnal Sosial Ekonomi Pertanian. 17, 1 (Mar 2021), 1–18. DOI:https://doi.org/10.20956/jsep.v17i1.11930.