Systems research and behavioral science. 1967;12(1):68-77. doi: 10.1002/bs.3830120110 Q21.82025
Concept frequency in political text: An application of a total indexing method of automated content analysis
DOI: 10.1002/bs.3830120110
摘要
Systems research and behavioral science. 1967;12(1):68-77. doi: 10.1002/bs.3830120110 Q21.82025
DOI: 10.1002/bs.3830120110
摘要