1. Factor analysis in ecological research;Holder-Franklin,1978
2. Population shifts in heterotrophic bacteria in a tributary of the St. John river as measured by taxometrics;Holder-Franklin,1978
3. Correlations between predominant heterotrophic bacteria and physico-chemical water quality parameters in two Canadian rivers;Bell;Appl. Environ. Microbiol.,1982
4. Factor analysis as an acid in an ecological study of anaerobic digesting;Toerien;Water Res.,1969
5. Four bacterial populations characterized and compared by a factor analytical method;Sundman;Can. J. Microbiol.,1970