Serviços de referência: do tradicional ao digital nas bibliotecas dos Institutos Politécnicos Públicos em Portugal

The universe of schools integrated in the public polytechnics located in different geographical areas of Portugal keep in their libraries, documentation centers, documentation services or other designation, all areas of human knowledge. We propose to reflect about the importance of reference services on libraries on public polytechnics and diagnose the existence of reference services in these institutions and how they are offered, traditional or digital. These spaces are privileged to offer this service to the user of the standard service or one that uses new technological tools of digital services environment. The impact felt in the academic community, with the provision of these services will be also subject to thorough analysis and evaluation thereof.