孔昭宸, 杜乃秋, 席以珍, 陶君容. 北京一亿多年来植物群的发展和古气候的变迁[J]. 植物分类学报, 1976, 14(1): 79-89.
Kong Zhao-Chen, Tu Nai-Chiu, Shi Yi-Chen, Tao Jun-Rong. Vegetational and Climatic Changes in Peking During the Past One Hundred Million Years[J]. Acta Phytotaxonomica Sinica, 1976, 14(1): 79-89.