HEATKEYS

Facebook is a social utility that connects people with friends and others who work, study and live around them. People use Facebook to keep up with friends, upload an unlimited number of photos, post links and videos, and learn more about the people ...

Library Technology Guides delivers objective information on library automation. Find information on library companies and vendors, Integrated Library Systems (ILS) or Library Management Systems (LMS), Open Source and Proprietary products.

Zotero is a powerful, easy-to-use research tool that helps you gather, organize, and analyze sources and then share the results of your research.

URLpulse has a database containing data for hundreds of thousands of US websites. Utilizing our specialized algorithms we make it easy for you to analyse & compare results for any website in the US domain space.

Yahoo! Groups offers free mailing lists, photo & file sharing, group calendars and more. Discuss hot topics, share interests, join online communities.

Crie e publique questionários online em minutos e exiba os resultados em forma gráfica e em tempo real. A SurveyMonkey fornece questionários online gratuitos e software de questionário.

Scientific Literature Digital Library incorporating autonomous citation indexing, awareness and tracking, citation context, related document retrieval, similar document identification, citation graph analysis, and query-sensitive document summaries. ...