Corrigendum to "Influencing factors and fracability of lacustrine shale oil reservoirs" [Mar. Petrol. Geology 110 (2019) 463–471]. (February 2021) - Ma, Cunfei; Dong, Chunmei; Lin, Chengyan; Elsworth, Derek; Luan, Guoqiang; Sun, Xiaolong; Liu, Xiaocen