1. Rank transformations as a bridge between parametric and nonparametric statistics;Conover;The American Statistician,1981
2. Networks of scientific papers;De Solla Price;Science,1965
3. Citation data as science indicators;Garfield,1978
4. CAB: Citation-assisted background;Kostoff;Scientometrics,2005
5. The assignment of numbers to rank order categories;Labovitz;American Sociological Review,1970