1. Conservation Studies, Institute of Archaeology, Conservation and History (IAKH), University of Oslo (UiO), Oslo, Norway
2. Department of Computer Science, Gjøvik, Norwegian University of Science and Technology (NTNU), Gjøvik, Norway
3. Haute École Art Conservation-Restoration (HE-Arc CR), Haute École Specialisée de Suisse Occidentale (HES-SO), Delémont, Switzerland
4. Laboratory of Technologies for Heritage Materials, University of Neuchâtel, Neuchâtel, Switzerland