Here are some websites you may use in your research (Please let me know if any of these links do not work, and also send me links that you discover yourself):

Association of Knowledge – Interdisciplinary source of white papers, discussions, etc. relevant to KM

Brint.com – Technology portal offering articles and threaded discussions – Has great KM resources

BulletPoint Online – Online periodical focusing short reviews on teamwork, leadership, change, and innovation, etc.

CIO Magazine’s KM Research Center – Links to KM content of the magazine

Destination KM – Archival site for past issues of KM magazine.

The Eknowledge Center – Online KM university that provides training

Global Knowledge Innovation Infrastructure – International and interdisciplinary KM forum

Institute for Intellectual Capital Research - Gateway to published best practices and assessments of KM packages

Intelligent Enterprise Magazine – Focuses on the application of KM technologies in business

Journal of Intellectual Capital – Academic journal focusing on innovation and knowledge shariing

Knowledge Management Consortium International – A non-profit association of KM professionals

KMPro – Another non-profit association, aims to promote KM best practices

KM Resource Center – A portal of white papers, book references, articles, case studies, etc. in the field

KM World - (discovered by dylan25) – Home of the KMWorld magazine, which has up-to-date articles on a variety of topics.