Journal article (2016) - Karen Markey (author), T Putzeys (author), P Horcajada (author), T Devic (author), N Guillou (author), M Wubbenhorst (author), Stijn Van Cleuvenbergen (author), Thierry Verbiest (author), DE De Vos (author), M.A. van der Veen (author)

Journal article (2013) - J. Juan Alcañiz (author), R Gielisse (author), AB Lago (author), E.V. Ramos Fernández (author), P. Serra Crespo (author), T Devic (author), N Guillou (author), C Serre (author), F. Kapteijn (author), J. Gascon Sabate (author)