Hwang, H. T., Jeen, S. -W., Lee, S. S., Ha, S. W., Berg, S. J., Miller, K. L., Frey, S. K., Gharedaghloo, B., Merrick, D., Sudicky, E. A., & Lee, K. K.*, 2021. An adaptive zone-based refinement method for characterizing a highly complex aquifer system model. Journal of Hydrology, 126961. https://doi.org/10.1016/j.jhydrol.2021.126961