S, R. R. A. A. A. H. M. M. (2024). Unconfined compressive strength of subgrade stabilized with coconut shell ash and lime in variation to curing time. IOP Conference Series: Earth and Environmental Science, 1369(1), . https://doi.org/10.1088/1755-1315/1369/1/012029
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)S, Ramli R.; Al Aiman Abdul Halim M.; Mansor. "Unconfined Compressive Strength of Subgrade Stabilized with Coconut Shell Ash and Lime in Variation to Curing Time." IOP Conference Series: Earth and Environmental Science 1369, no. 1 (2024). https://doi.org/10.1088/1755-1315/1369/1/012029.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)S, Ramli R.; Al Aiman Abdul Halim M.; Mansor. "Unconfined Compressive Strength of Subgrade Stabilized with Coconut Shell Ash and Lime in Variation to Curing Time." IOP Conference Series: Earth and Environmental Science, vol. 1369, no. 1, 2024, https://doi.org/10.1088/1755-1315/1369/1/012029.