V. Callaghan, H. Hagras, und P. Bull. Proceedings of the Sixth International Conference on Intelligent Environments (IE 2010), Kuala Lumpur, Malaysia, Seite 203--208. Los Alamitos, CA, IEEE Computer Society CPS, (2010)
A. Torrejon, V. Callaghan, und H. Hagras. Intelligent Environments (Workshops), Volume 17 von Ambient Intelligence and Smart Environments, Seite 478-488. IOS Press, (2013)
J. Dooley, H. Hagras, V. Callaghan, und M. Henson. Internet of Things and Inter-cooperative Computational Technologies for Collective Intelligence, Volume 460 von Studies in Computational Intelligence, Springer, Heidelberg, (2013)