A. Murray

Air-coupled Ultrasonic System for Nondestructive Evaluation of Wooden Panel Paintings

C. M. Fortunko, Robert E. Green, Marion F. Mecklenburg, 1992 .

Alvar and Butvar: The Use of Polyvinyl Acetal Resins for the Treatment of the Wooden Artifacts from Gordion, Turkey

Robert A. Blanchette, Arno P. Schniewind, Krysia Spirydowicz, 2001 .

Examination of objects made of wood using air-coupled ultrasound

C. M. Fortunko, A. Murray, M. C. Renken, 1990, IEEE Symposium on Ultrasonics.