“A Non-Linear Analog-to-Digital Converter with Sample and Hold Circuit Applied to Measure the Compressive Strength of Concrete” (2006) Journal of Engineering and Sustainable Development, 10(1), pp. 129–135. Available at: https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/1765 (Accessed: 22 July 2024).