R. D. Fan, Y. J. Du and S. Y. Liu (2015) “Effects of Addition of Fine-grained Zeolite on the Compressibility and Hydraulic Conductivity of Clayey Soil/Calcium-Bentonite Backfills for Vertical Cutoff Walls”, Geotechnical Engineering Journal of the SEAGS & AGSSEA . Bangkok, Thailand, 46(3), pp. 54–61. doi: 10.14456/seagj.2015.25.