Submitted on: 02 August 2020.
Revised on: 27 August 2020.
Accepted on: 05 October 2020.
___________________Em Questao---UNIV FEDERAL RIO GRANDE SUL, FAC BIBLIOTECONOMIA & COMUNICACAO
Submitted on: 13 July 2016.
Revised on: 02 September 2016.
Accepted on: 25 October 2016.
___________________Em Questao---UNIV FEDERAL RIO GRANDE SUL, FAC BIBLIOTECONOMIA & COMUNICACAO
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Submitted on: 27 October 1999.
Revised on: 10 January 2000.
Accepted on: 20 February 2000.
___________________Em Questao---UNIV FEDERAL RIO GRANDE SUL, FAC BIBLIOTECONOMIA & COMUNICACAO
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http://reply.papertrans.cn/1/83/8262/8262-26.png
http://reply.papertrans.cn/1/83/8262/8262-27.png
Submitted on: 17 March 2016.
Revised on: 18 May 2016.
Accepted on: 11 June 2016.
___________________Em Questao---UNIV FEDERAL RIO GRANDE SUL, FAC BIBLIOTECONOMIA & COMUNICACAO
Submitted on: 10 September 2001.
Revised on: 17 October 2001.
Accepted on: 27 November 2001.
___________________Em Questao---UNIV FEDERAL RIO GRANDE SUL, FAC BIBLIOTECONOMIA & COMUNICACAO
Submitted on: 08 June 2016.
Revised on: 12 July 2016.
Accepted on: 05 September 2016.
___________________Em Questao---UNIV FEDERAL RIO GRANDE SUL, FAC BIBLIOTECONOMIA & COMUNICACAO