Mohammed, D.A. et al. 2019. Evaluation of Empirical Equations to Estimate the Mechanical Properties of Sedimentary Rocks Using Ultrasonic Pulse Velocity (UPV). EURASIAN JOURNAL OF SCIENCE AND ENGINEERING. 4, 4 (Jun. 2019), 135–147. DOI:https://doi.org/10.23918/eajse.v4i4p135.