000			00554nam a2200181Ia 4500
008			170725s9999 xx 000 0 und d
100			_aYangyang Zhao
245			_aTowards an understanding of change types in bug fixing code
245			_cYangyang Zhao, Hareton Leung, Yibiao Yang, Yuming Zhou, Baowen Xu
260			_c2017
300			_apages 37-53, June
440			_aInformation and software technology _v86:
500			_aCJ0031
650			_a Empirical study
650			_aBug fixing code
650			_aChange
650			_aSoftware quality
999			_c340863 _d340863