Adaptive charging accounting and billing system for the support of advanced business models for VAS provision in 3G systems. - Maria Koutsopoulou; Nancy Alonistioti; Evangelos N. Gazis; Alexandros Kaloxylos (PIMRC, 2002)

Generic framework for the provision of efficient location-based charging over future mobile communication networks. - Spyridon Panagiotakis; Maria Koutsopoulou; Athanassia Alonistioti; Alexandros Kaloxylos (PIMRC, 2002)

An advanced service provision framework for reconfigurable mobile networks. - Spyridon Panagiotakis; Maria Koutsopoulou; Athanassia Alonistioti; Nikos Houssos; Vangelis Gazis; Lazaros F. Merakos (Int. J. Mob. Commun., 2003)

Charging, accounting and billing management schemes in mobile telecommunication networks and the internet. - Maria Koutsopoulou; Alexandros Kaloxylos; Athanassia Alonistioti; Lazaros F. Merakos; Katsuya Kawamura (IEEE Commun. Surv. Tutorials, 2004)

An integrated charging, accounting and billing management platform for the support of innovative business models in mobile networks. - Maria Koutsopoulou; Alexandros Kaloxylos; Athanassia Alonistioti; Lazaros F. Merakos; Panos I. Philippopoulos (Int. J. Mob. Commun., 2004)

Customised Billing for Location-Based Services. - Maria Koutsopoulou; Spyridon Panagiotakis; Athanassia Alonistioti; Alexandros Kaloxylos (DAIS, 2005)

Context sensitive user profiling for customised service provision in mobile environments. - Spyros Panagiotakis; Maria Koutsopoulou; Athanassia Alonistioti; Stelios C. A. Thomopoulos (PIMRC, 2005)

Δυναμική αρχιτεκτονική και σχήματα χρέωσης για αναδιαμορφώσιμα συστήματα κινητών επικοινωνιών 4ης γενιάς - Maria Koutsopoulou (2005)

Intelligent Network Provisioning for Dynamically Downloadable Applications in Beyond 3G Mobile Networks. - Vangelis Gazis; Nancy Alonistioti; Nikos Houssos; Maria Koutsopoulou; Stefan Gessler; Jürgen Quittek (J. Netw. Syst. Manag., 2006)

LIAISON Customised Billing Module. - Maria Koutsopoulou; Spyridon Panagiotakis; Nancy Alonistioti; Lazaros F. Merakos (PIMRC, 2007)

A platform for charging, billing, and accounting in future mobile networks. - Maria Koutsopoulou; Alexandros Kaloxylos; Athanassia Alonistioti; Lazaros F. Merakos (Comput. Commun., 2007)

Context-Awareness and User Profiling in Mobile Environments. - Spyridon Panagiotakis; Maria Koutsopoulou; Athanassia Alonistioti (Int. J. Semantic Comput., 2009)