Dynamic UMTS Simulator for Congestion Studies and Evaluation of Resource Management Techniques. - Sami Nousiainen; Krzysztof Kordybach; Paul Kemppi; Veli-Pekka Kröger (PWC, 2002)

In search of lost capacity: non-effective load in UMTS radio interface (uplink). - Krzysztof Kordybach; Sami Nousiainen (WCNC, 2005)

Lost Capacity of the UMTS Radio Access Network. - Krzysztof Kordybach; Sami Nousiainen (Wirel. Pers. Commun., 2007)

Implementation of WLAN part of MERCoNe system in OPNET. - Wenche Backman; Krzysztof Kordybach; Tiia Sutinen (ICT, 2008)

Inter-RAT MRO in 3GPP Rel.11: What Works, and What Does Not. - Bernhard Wegmann; Ahmad Awada 002; Krzysztof Kordybach; Ingo Viering (VTC Spring, 2013)