Xiangjun LiBooksJing shi Zhongguo zhe xueZhongguo chuan tong cun luo bao hu diao cha bao gao (2017)中国救灾史Qing dai huang zheng yan jiuShenqiu Xian Lilou Cun Li shi zu zhiZhongguo chuan tong zheng zhi zhe xueZhongguo shu fa shi gaoDao tong wei yi: Bei Song zhe xue si chao yan jiuWang Anshi xue shu si xiang yan jiuAuthor data: Open Library