Oil Palm Industry Economic Journal Vol. 21 (1) March 2021 p. 13-20 Factors Influencing the Certification Process of Malaysian Sustainable Palm Oil (MSPO) during the Preparation Phase for Independent Smallholders in Malaysia by Philip Yap*; Amiratul Azzuwana Aniqah Abdul Rahman*; Mohamad Hafiz Abidin*; Mohd Rais Ismail* and Hafifi Hafiz Zulkifli** DOI: Available Online: 31 March 2021 FULL TEXT | DOWNLOAD ARTICLE