Current awareness services at AT&T Bell Laboratories are described: bulletins announcing over 80,000 externally published items/year; production of four commercial machine-readable databases and camera-ready bulletin copy by Bell Laboratories Publication, Alerting, and Retrieval System (BELLPAR); photocopy service. Improvements in service are…

Compares features of selective dissemination of information service in information retrieval systems Quest and Orbit with those of smaller noncommercial system, George 3. Construction of profiles, editing during construction, and editing of stored profiles are noted. Examples of method of constructing and editing a profile in George 3 are…

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…

This guide describes the components of a selective dissemination of information (SDI) service which is designed to give developing countries access to international sources of bibliographic information and provides guidelines for the establishment and evaluation of this type of service. It defines the main features of a computerized documentation…

The Information and Documentation Centre of the Royal Institute of Technology Library performs research and development in information science. The two main areas of this continuing research and development programme are (1) development of a comprehensive SDI service and (2) investigations in interactive retrieval services. This annual report…