Juliana Lucas de Rezende Rafael Leonardo Siqueira Silva Jano Moreira de Souza Milton Ramos Ramirez An experiment in exchanging knowledge chains to build personal knowledge. 413-427 2006 2 IJWBC 4 http://dx.doi.org/10.1504/IJWBC.2006.011767 db/journals/ijwbc/ijwbc2.html#RezendeSSR06