WASET
    Elena B. Cherepetskaya and  Vladimir A. Makarov and  Dmitry V. Morozov and  Ivan E. Sas,  Laser Ultrasonic Diagnostics and Acoustic Emission Technique for Examination of Rock Specimens under Uniaxial Compression.   journal   = {International Journal of Geotechnical and Geological Engineering}, [online]. World Academy of Science, Engineering and Technology.
    August 2016, vol. 118(10). 983 - 987
    [viewed 11 May 2024]. Available from: https://publications.waset.org/pdf/10005568.