1. Spanish Building Code CTE (Código Técnico de la Edificación) DB SI, Section 1 concealed spaces and Section 2 external propagation of fire, 2006.
2. Yokoi S., Study on the Prevention of fire spread caused by hot upward current, Building Research Institute, Report N∘34, Tokyo, Japan, 1960.
3. Vertical separation of windows using spandrel walls and horizontal projections
4. S. Collwell, Martin B., Fire performance of external thermal insulation for walls of multi-storey buildings, Building Research Establishment BRE, London, 2003.
5. Jaume Avellaneda, Façanes lleugeres ventilades: Criteris per al disseny constructiu, Departament de Construccions Arquitectòniques I. Papers de Construcció, Barcelona, 1997.