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An empirical survey of the unit root characteristics of disaggregated data
McDougall, R. Stuart, (1994)
Determining the order of differencing in seasonal time series processes
Franses, Philip Hans, (1997)
On trends and constants in periodic autoregressions
Paap, Richard, (1997)
Tests of the seasonal unit root hypothesis against heteroscedastic seasonal integration
Taylor, Robert, (1999)
Recursive and rolling regression-based tests of the seasonal unit root hypothesis
Smith, Richard J., (1998)
Tests of the seasonal unit-root hypothesis against heteroscedastic seasonal integration
Taylor, Robert, (2001)