杨海余,万俊良.基于寡头垄断的我国医药零售业市场结构合理化研究[J].长沙理工大学学报(社会科学版),2009,(1):12-15.
YANG Hai-yu, WAN Jun-liang. A Study on the Rationalization of the Marketing Structure of China''''s Medicine Retail Business Based on Oligopoly[J]. Journal of Changsha University of Science & Technology Social Science,2009,(1):12-15.