Junichiro Takeuchi, Makoto Kawabata, and Masayuki Fujihara. “NUMERICAL ANALYSIS ON THE OCCURRENCE OF THERMAL CONVECTION IN FLOWING SHALLOW GROUNDWATER”. GEOMATE Journal, vol. 11, no. 27, Nov. 2021, pp. 2688-94, https://geomatejournal.com/geomate/article/view/2758.