1. HERCULES Laboratory University of Évora. Palácio do Vimioso Évora Portugal
2. City University of Macau Chair in Sustainable Heritage University of Évora Évora Portugal
3. Escola Superior de Tecnologia de Tomar Instituto Politécnico de Tomar Tomar Portugal
4. Polyhrome Artefacts Laboratory Royal Institute for Cultural Heritage (IRPA/KIK) Brussels Belgium