陕甘宁地区晚古生代沉积体系
郭英海 刘焕杰
THE LATE PALAEOZOIC DEPOSITIONAL SYSTEMSOF SHAANXI-GANSU-NINGXIA AREA
Guo Yinghai Liu Huanjie
古地理学报 . 2000, (1): 19 -30 .  DOI: 10.7605/gdlxb.2000.01.003