Asymptotic Distributions of Seasonal Unit Root Tests: A Unifying Approach
Denise Osborne,
Paulo M. M. Rodrigues
Econometric Reviews,
vol. 21, 2002, p. 221-241.
Performance of Seasonal Unit Root Tests for Monthly Data
Paulo M. M. Rodrigues,
Denise Osborne
Journal Of Applied Statistics,
vol. 26, 1999, p. 985-1004.