1. Pinzari, F., Cialei, V., Piñar, G. Historical Technology, Materials and Conservation: SEM and Microanalysis (Archetype Publications – International Academic Projects, 2012).
2. Piñar, G., Sterflinger, K. & Pinzari, F. Unmasking the measles-like parchment discoloration: molecular and microanalytical approach. Environm. Microbiol. 17(2), 427–443 (2015).
3. Karbowska-Berent, J. & Strzelczyk, A. The role of Streptomycetes in the biodeterioration of historic parchment. Acta Microbiol. Pol. 49, 177–178 (2000).
4. Marconi, C. Alcune osservazioni su Serratia marcescens, microrganismo cromogeno isolato da manoscritti membranacei. Bollett. Ist. Centr. Patologia Libro “Alfonso Gallo” 34, 95–104 (1976).
5. Gallo, F. & Strzelczyk, A. Indagine preliminare sulle alterazioni microbiche della pergamena. Bollett. Ist. Centr. Patologia Libro “Alfonso Gallo” 30(1/2), 71–87 (1971).