Using Respondents’ Response Codability as an Indicator of Attitude Strength - Yang, Meng-Li (International Journal of Public Opinion Research, 2019)
https://katalog.adlr.link/Record/ai-49-aHR0cDovL2R4LmRvaS5vcmcvMTAuMTA5My9panBvci9lZHkwMjc