Submitted on: 09 February 2002.
Revised on: 30 May 2002.
Accepted on: 24 July 2002.
___________________Conservar Patrimonio---ASSOC PROFISSIONAL CONSERVADORES-RESTAURADORES PORTUGAL
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Submitted on: 04 December 2005.
Revised on: 13 February 2006.
Accepted on: 15 March 2006.
___________________Conservar Patrimonio---ASSOC PROFISSIONAL CONSERVADORES-RESTAURADORES PORTUGAL
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