Germar, F. J. Detection of internal cracks on concrete using the impact-echo method.
Cita Chicago (17th ed.)Germar, Fernando J. Detection of Internal Cracks on Concrete Using the Impact-echo Method.
Cita MLA (9th ed.)Germar, Fernando J. Detection of Internal Cracks on Concrete Using the Impact-echo Method.
Atenció: Aquestes cites poden no estar 100% correctes.