TY - JOUR AU - TI - The change trend and influencing factors of civil aviation safety efficiency: The case of Chinese airline companies JF - Safety Science DO - 10.1016/j.ssci.2015.01.015 DA - 2015-06-01 UR - https://www.deepdyve.com/lp/crossref/the-change-trend-and-influencing-factors-of-civil-aviation-safety-6efam7mWau SP - 56 EP - 63 VL - 75 IS - DP - DeepDyve ER -