Crude features and origins of the Neogene heavy oil reservoirs in the BohaiBay
GUO Yong-Hua, ZHOU Xin-Huai, LI Jian-Ping, LING Yan-Xi, YANG Jun-Min
Oil & Gas Geology . 2010, (3): 375 -380,385 .  DOI: 10.11743/ogg20100316