1. Indicadores visuales de alteración;Alcalde,1990
2. Epilithic and chasmolithic microflora (Cyanophyta, Bacillariophyta) from marbles of the Parthenon (Acropolis, Athens, Greece);Anagnostidis;Nova Hedwigia,1983
3. Proposal for a terminology of weathering phenomena on building stones;Arnold,1980
4. Decay and treatment of Macael white marble;Bello;Stud. Conserv.,1992
5. Diagnosis y tratamiento del deterioro por microalgas en los Palacios Nazaríes de la Alhambra;Bolívar,1994