Marc Schiely Lars Renfer Pascal Felber Self-organization in Cooperative Content Distribution Networks. 109-118 2005 conf/nca/2005 NCA https://doi.org/10.1109/NCA.2005.46 https://doi.ieeecomputersociety.org/10.1109/NCA.2005.46 db/conf/nca/nca2005.html#SchielyRF05