Geological and geochronological constraints on the genesis of the giant Tongkuangyu Cu deposit (Palaeoproterozoic), North China Craton - Xuan Liu; Hong-Rui Fan; M. Santosh; Kui-Feng Yang; Zheng-Jie Qiu; Fang-Fang Hu; Bo-Jie Wen (International Geology Review, 2016)