Yule, Georges Udny (1926). "Why do we sometimes get nonsense correlations between time series? – A study in sampling and the nature of time-series". Journal of the Royal Statistical Society. 89 (1): 1–63. doi:10.2307/2341482. JSTOR2341482.
Davidson, J. E. H.; Hendry, D. F.; Srba, F.; Yeo, J. S. (1978). "Econometric modelling of the aggregate time-series relationship between consumers' expenditure and income in the United Kingdom". Economic Journal. 88 (352): 661–692. doi:10.2307/2231972. JSTOR2231972.
Yule, Georges Udny (1926). "Why do we sometimes get nonsense correlations between time series? – A study in sampling and the nature of time-series". Journal of the Royal Statistical Society. 89 (1): 1–63. doi:10.2307/2341482. JSTOR2341482.
Davidson, J. E. H.; Hendry, D. F.; Srba, F.; Yeo, J. S. (1978). "Econometric modelling of the aggregate time-series relationship between consumers' expenditure and income in the United Kingdom". Economic Journal. 88 (352): 661–692. doi:10.2307/2231972. JSTOR2231972.