A new finite element method in analyzing mechanical properties of sucker rod strings in 3D directional wellbores
WANG Wenchang DI Qinfeng YAO Jianlin DOU Shengjun YOU Hongjuan
Editorial office of ACTA PETROLEI SINICA . 2010, (6): 1018 -1023 .  DOI: 10.7623/syxb201006026