The Clan Predicament and Northern Crisis of the Ming Dynasty 
—— A Case Study of Zhu Chongzhuo Rebellion in Jia Jing’s Reign
GU Jin-Chun
Journal of East China Normal University (Philosophy and Social Sciences) . 2016, (2): 99 -105 .  DOI: 10.16382/j.cnki.1000-5579.1016.02.012