Graziella Cardoso Bonadia

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Therefore, the conception and planning of such new services, and the subsequent business modelling, are duty tasks in complex context as hereto mentioned. Several aspects should be considered and all of them are subject to changes in time. Moreover, the requirement specification of such new services should undertake a guideline of paramount importance: the(More)
The aim of this paper is to present an analysis of the socioeconomic factors which may affect the terrestrial Digital TV diffusion in Brazil. Such an ex ante analysis is supported by system dynamics models that represent non-linear relations influencing users' interest for this new media. The model inputs are derived from market surveys which reflect users'(More)
This paper describes an e-gov service that provides a mean to require urban or rural retirement benefits. It also discusses its usability and accessibility in order to assist disabled and illiterate people. The conception of such service has been motivated by the identification of the major needs among the portion of Brazilian people who is digitally(More)
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