@ARTICLE {27836,
author={E.  Mesquita and R.  Martini and A.  Alves and P. Antunes and H Varum},
doi={10.1016/j.jobe.2018.05.011},
journal={Journal of Building Engineering},
title={Non-destructive characterization of ancient clay brick walls by indirect ultrasonic measurements},
year={2018},
month={September},
volume={19},
number={-},
pages={172-180},
ISSN={2352-7102}
}