A simplified method to evaluate geothermal storage in an aquifer with consideration of heat transfer between aquifer and caprock/baserockAlp Cinar, Xiang Sun, Kenichi Soga, Xiaoyu Lu, Peter Nico and Patrick DobsonE3S Web Conf., 205 (2020) 07007DOI: https://doi.org/10.1051/e3sconf/202020507007