Frasiska, C. (2025) “Analysis Of The Effectiveness Of Communication Extension Palm Oil Plantation In Ptpn Iv Regional 1 Tanah Raja, Sei Rampah District Serdang Bedagai Regency”, Agriprimatech, 8(1), pp. 75–88. doi: 10.34012/agriprimatech.v8i2.6659.