Jurassic-Cretaceous boundary and its terrestrial issue in Northern China.
WAN Xiaoqiao,GAO Lianfeng,QIN Zuohuan,CUI Can1,LI Wei,XI Dangpeng
Earth Science Frontiers . 2016, (6): 312 -322 .  DOI: 10.13745/j.esf.2016.06.022