During the five years of activities the documentation centre at the Royal Institute of Technology has established itself as an information centre in the fields of science and technology. The SDI service is now well implemented and its activities are used and appreciated by scientists, research workers and engineers at the universities, research…

The information service performed by the Royal Institute of Technology handles requests from both university users and from industry. Fourteen data bases are currently used for SDI purposes. The system is of a general nature which permits inclusion of various data bases of completely different tape formats. Any combination of elements of a…