Trust in large-scale computational grids: an SPKI/SDSI extension for representing opinion. - José de R. P. Braga Jr.; Alexandre Ceasar Tavares Vidal; Fabio Kon; Marcelo Finger (MGC@Middleware, 2006)

Defining and exploring a grid system ontology. - Alexandre Ceasar Tavares Vidal; José de R. P. Braga Jr.; Fabio Kon; Sérgio Takeo Kofuji (MGC@Middleware, 2006)