“Grey Literature is a field in library and Information science that deals with the production, distribution, and access to multiple document types produced on all levels of government, academics, business, and organization in electronic and print formats not controlled by commercial publishing i.e. where publishing is not the primary activity of the producing body.”
See further, http://en.wikipedia.org/wiki/Grey_literature
GreyNet International provides net-users open access to full-text conference based research in the field of literature. The GreyNet Community and its Collections are OAI compliant via the OpenGrey Repository in which INIST-CNRS is the Service Provider and GreyNet, the Data Provider.
GreyNet, Grey Literature Network Service, was founded in 1992. The goal of GreyNet is to facilitate dialog, research, and communication between persons and organizations in the field of grey literature. GreyNet further seeks to identify and distribute information on and about grey literature in networked environments. Its main activities include the International Conference Series on Grey Literature, the creation and maintenance of web-based resources, a moderated Listserv and a LinkedIn Group.
Further activities include: The Grey Journal, An International Journal on Grey Literature, curriculum development, as well as training and education in the field of grey literature.
Grey Literature Network Service
1095 CP Amsterdam