SARDINHA, BOGUSLAWA MARIA BARSZCZAKCarvalho, Luísa Margarida Cagica2018-03-262018-03-262006-07http://hdl.handle.net/10400.26/22077Trabalho apresentado em 13th Conference of the International Association for the Economics of Participation, 12-15 julho 2006, Biblbau, Spainengconference object