Towards Virtual Knowledge Communities in Peer-to-Peer Networks. - Melanie Gnasa; Sascha Alda; Jasmin Grigull; Armin B. Cremers (Distributed Multimedia Information Retrieval, 2003)

Cooperative Pull-Push Cycle for Searching a Hybrid P2P Network. - Melanie Gnasa; Sascha Alda; Nadir Gül; Jasmin Grigull; Armin B. Cremers (Peer-to-Peer Computing, 2004)