Purnomo, Eko Widi, and Zuhar Zahir Tuan Harith. 2013. “Combination of Minimum-Maximum (m-M) Attribute and Zero-INTENS-Difference (z-I-D) Attribute for Estimating Seismically Thin-Bed Thickness”. Journal of Engineering and Technological Sciences 43 (2):79-100. https://doi.org/10.5614/itbj.eng.sci.2011.43.2.1.