By Fonseca Manuel J.   Ferreira Alfredo   Jorge Joaquim A.   in International Journal of Computer Applications in Technology

ISSN:0952-8091|23|2-3|86-100

Inderscience Publishers‎(2005)‎

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By Figueiredo Frederico   Jorge Joaquim   Hanisch Frank   Case Colleen   in International Journal of Web Based Communities

ISSN:1477-8394|6|1|62-75

Inderscience Publishers‎(2009)‎

Access to resources Favorite 1.8912274