Hamdani, Hafiz, Ahmad Zarkasi, Adriyan Fitrayudha, I Gede Anaga Akhsae, and Khendy Marsha Duta Pratama. 2025. “Sustainable Utilisation of Beach Sand As Fine Aggregate Replacement and Its Effect on Concrete Strength With Admixtures Reinforcement”. Journal La Multiapp 6 (3), 470-81. https://newinera.com/index.php/JournalLaMultiapp/article/view/5351.