THE MATURITY OF ORGANIC MATTER AND OIL AND GAS POTENTIAL OF TAIYUAN FORMATION IN NORTHERN ORDOS BASIN ACCORDING TO THEIR VITRITE REFLECTIVITY
Zhu Zongqi, Lee Biqi, Xie Qiuyuan
Oil & Gas Geology . 1981, (3): 284 -291 .  DOI: 10.11743/ogg19810309