1. Research on seasonal analysis;Abrahams;ASA/Census/NSF project report,1979
2. Seasonal adjustment by Bayesian modeling;Akaike;Journal of Time Series Analysis,1980
3. A robust method for multiple linear regression;Andrews;Technometrics,1971
4. Robust Estimates of Location—Survey and Advances;Andrews,1972
5. Modeling time series with calendar variation;Bell;Journal of the American Statistical Association,1982