Theoretical principles and methodology in conservation actions
International charters for Conservation and Restoration (ICOMOS, 2004)
http://openarchive.icomos.org/431/1/Monuments_and_Sites_1_Charters.pdf
International Charters and Conventions
http://www.icomos.org/en/charters-and-texts
Cartas e Convenções Internacionais sobre Património
http://www.patrimoniocultural.pt/pt/patrimonio/cartas-e-convencoes-internacionais-sobre-patrimonio/
PATRIMÓNIO CULTURAL, CONCEITOS E CRITÉRIOS FUNDAMENTAIS | E-BOOK
http://istpress.tecnico.ulisboa.pt/node/428
Water and soluble salts as degradation agents
Condensation
http://www.buildingconservation.com/articles/condensation/condensation.htm
Damp
http://www.buildingconservation.com/articles/damp/damp_cellars.htm
Rising Damp
http://www.buildingconservation.com/articles/risingdamp/risingdamp.htm
Salt attack and rising damp - 2008
http://www.environment.nsw.gov.au/resources/heritagebranch/heritage/HVC014SaltDamptechguideFAweb.pdf
Terminology of materials alteration and degradation forms. Degradation Forms
ICOMOS-ISCS :Illustrated glossary on stone deterioration patterns, 2008
Stone Conservation
Stone Conservaion- Doehne, E.; Price, C.A., 2010
http://www.getty.edu/publications/virtuallibrary/9781606060469.html
Evolution of building typologies in Portugal
http://www-ext.lnec.pt/LNEC/DE/NESDE/divulgacao/evol_tipol.html