A decision support system for preventive conservation: From measurements towards decision making Olivier Schalm, Ana Cabal, Willemien Anaf, Diana Leyva Pernia, Jan Callier and Natalie Ortega Eur. Phys. J. Plus, 134 2 (2019) 74 Published online: 21 February 2019 DOI: 10.1140/epjp/i2019-12441-5