Formal Modeling of Service Session Management. - Minh van Le; Bert-Jan van Beijnum; Leo de Goede (MMNS, 2002)

A service component-based accounting and charging architecture to support interim mechanisms across multiple domains. - Minh van Le; Bert-Jan van Beijnum; George B. Huitema (NOMS (1), 2004)

An Enterprise Model for Real-Time Inter-domain Billing of Services. - Minh van Le; Bert-Jan van Beijnum; Lambert J. M. Nieuwenhuis; George B. Huitema (EDOCW, 2008)

Online Charging for IMS-Based Inter-domain Composite Services. - Minh van Le; Frens Jan Rumph; George B. Huitema; Bert-Jan van Beijnum; Lambert J. M. Nieuwenhuis (ICQT, 2009)

Design of an Online Charging System to Support IMS-Based Inter-domain Composite Services. - Minh van Le; George B. Huitema; Frens Jan Rumph; Lambert J. M. Nieuwenhuis; Bert-Jan van Beijnum (MMNS, 2009)