@misc{Michalski_Wojciech_Survey,
 author={Michalski, Wojciech},
 howpublished={online},
 publisher={Instytut Łączności - Państwowy Instytut Badawczy, Warszawa},
 language={ang},
 title={Survey of NGN migration profiles deployed by selected carriers in Europe, North America and Asia, Journal of Telekommunications and Information Technology, 2008, nr 3},
 type={artykuł},
 keywords={NGN, IMS, softswitch based solution, network evolution, NGN migration strategies},
}