People have been using grey literature for quite some time now.

In that regard grey literature could provide a good market opportunity.

Finding reports and other kinds of 'grey literature' can be very difficult!

This proved difficult because much of the evidence used for policy was in "grey literature."

The above service has been extended to edited books and grey literature.

A major resource for current research and "grey literature" in these subjects.

"Our procedures are very clear on the use of grey literature.

Copies of grey literature are usually distributed in limited numbers.

Grey literature is therefore often difficult to discover, access, and evaluate.

The concept of grey literature has gradually emerged since the 1970s.

On the other hand grey literature is not necessarily always free, with some resources, such as market reports, selling for thousands of dollars.

This is a worldwide review that includes published and grey literature between1996-2000.

However, report and grey literature holdings in large academic libraries may be quite small.

In this way these results can further serve the international grey literature community, where open access to research data has now become a prerequisite.

Is grey literature identified and described so that users can have access to individual documents?

Still, most would not see the Gray Lady as grey literature.

Grey literature, polls and satisfaction surveys were not included in the search.

This is not to say that all grey literature can be uncritically accepted.

The initial questionnaire will also request details of any grey literature published in these areas.

The following Table represents a synthesis of the decision support tools findings in the published and grey literature review.

Most have been published as 'grey literature' with a consequently restricted dissemination.

The importance of international cooperation for grey literature availability.

Instead members started to build institutional repositories or to provide access to electronic grey literature by other means.

Some of the grey literature comes from organizations; much of it is supplied by individuals.

A large percentage of the collection is unique or previously uncatalogued "grey literature."