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Point Optimal Tests for Testing the Order of Differencing in ARIMA Models
Saikkonen, Pentti, (1993)
Testing for a Valid Normalization of Cointegrating Vectors in Vector Autoregressive Processes.
Luukkonen, Ritva, (1999)
Power of the Lagrange multiplier test for testing an autoregressive unit root
Luukkonen, Ritva, (1996)