Submitted on: 27 July 2016.
Revised on: 04 August 2016.
Accepted on: 14 August 2016.
NULL
Submitted on: 27 September 2000.
Revised on: 05 November 2000.
Accepted on: 23 November 2000.
Linguamatica---UNIV MINHO, INST EDUCACAO, CENTRO INVESTIGACAO EDUCACAO
Submitted on: 21 February 2004.
Revised on: 04 March 2004.
Accepted on: 16 March 2004.
NULL
Submitted on: 20 July 2005.
Revised on: 28 July 2005.
Accepted on: 25 August 2005.
NULL
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