selected publications academic article Enhancing the Hydraulic Characteristics of Subgrade using Marble Dust and Coconut Shell Waste. Journal of Advanced Research in Applied Mechanics. 132:113-122. 2025 Exploring the Soil-water Retention Characteristics for Unsaturated Soil Using Coconut Shell Waste for Subgrade Improvement. The Open Civil Engineering Journal. 18. 2024 Analysis of influence of air-entry values to unsaturated soil properties. Physics and Chemistry of the Earth, Parts A/B/C. 129:103340. 2023 Rainfall-Induced Hydraulic Properties for Unsaturated Soil in Klang Valley. IOP Conference Series: Earth and Environmental Science. 971:012019. 2022 Detonation effects of shallow buried explosive in sandy soil on target plate acceleration in a small-scale blast test. MATEC Web of Conferences. 192:02028. 2018 chapter Assessment of Earth Dam Critical Failure Using Numerical Method. Lecture Notes in Civil Engineering. 920-927. 2021 conference paper Slope stability analysis of granitic residual soil in UPNM campus using strength reduction method. AIP Conference Proceedings. 030001. 2024