1. AMS-IX Mobile Peering. https://ams-ix.net/services-pricing/mobile-peering/grx. AMS-IX Mobile Peering. https://ams-ix.net/services-pricing/mobile-peering/grx.
2. Business Practice Technology & Production driving IP transformation. https://www.telekom.com/careers/inside-telekom/inhouse-consulting/centers-structure/198718. Business Practice Technology & Production driving IP transformation. https://www.telekom.com/careers/inside-telekom/inhouse-consulting/centers-structure/198718.
3. GEANT Bandwidth-on-Demand Provisioning Tool. http://geant3.archive.geant.net/service/autobahn/pages/home.aspx. GEANT Bandwidth-on-Demand Provisioning Tool. http://geant3.archive.geant.net/service/autobahn/pages/home.aspx.
4. Software accompanying the paper. https://bitbucket.org/vkotronis/cxp_experimentation. Software accompanying the paper. https://bitbucket.org/vkotronis/cxp_experimentation.
5. Anatomy of a large european IXP