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), pp. 181–190. doi:10.20961/stjssa.v16i2.30190.