1. Investigation procedures for the diagnosis of historic masonries;Binda;Construction and Building Materials,2000
2. Combined Ultrasound Methods for Concrete Testing;Galan,1990
3. Use of Non-destructive Ultrasonic Techniques for Material Assessment and in-service Monitoring of Concrete Structures;Shah,2000
4. Xavier P.V. Maldague (Technical Ed.), Patrick O. Moore (Ed.), ASNT Non-destructive Testing Handbook, third ed., in: Infrared and Thermal Testing, vol. 3, 2001
5. Caratteristiche geologico-tecniche dei terreni dell'area urbana di Cagliari;Barrocu;Rivista Italiana di Geotecnica,1979