Fudlel, A.Y. et al. 2019. Studying the Residual Effect of Zeolite and Manure on Alfisols Cation Exchange Capacity and Green Bean Yield. SAINS TANAH - Journal of Soil Science and Agroclimatology. 16, 2 (Dec. 2019), 181–190. DOI:https://doi.org/10.20961/stjssa.v16i2.30190.