//-->
Elements of statistical analysis
Gottinger, Hans Werner, (1980)
Kurzfristige statistische Vorausberechnung
Struck, Richard, (1973)
Econometric methods
Johnston, John, (1972)
The GEID specification : an interpretation and some of its consequences
Ågren, Anders, (1981)
Forecasting car expenditures using household survey data
Jonsson, Bo, (1992)
Test of heteroscedasticity in a regression model in the presence of measurement errors
Wallentin, Bo, (2002)