[2]THABTAH F, MAHMOOD Q, MCCLUSKEY L, ABDEL H. A new Classification Based on Association Algorithm[J]. Journal of Information & Knowledge Management, 2010,9(1):55-64.
[2]JAMES F. The state and its study: The whole and the parts[M]// NAOMI L, WILDAVSKY A .Public Administration: The State of the Discipline. Chatham, NJ: Chatham House Publishers, 1990:50-54.