Library Research ›› 2014, Vol. 44 ›› Issue (1): 94-97.
Previous Articles Next Articles
WEI Da-xian1, JI Shi-yan1, WANG Le-chun1, LI Xiao-lin2 (1.National Library of China, Beijing 100081, China;2.China Petroleum Corp Tarim Oilfield, Kuerle 841000, China)