Baginda Polianus Sitorus H, Tarigan J, Nursyamsi N. Strengthening Concrete Beams Using High Strength Concrete In 3 (Three) Days. JSA [Internet]. 2022Jul.28 [cited 2024Apr.19];3(7):914-23. Available from: https://jurnalsyntaxadmiration.com/index.php/jurnal/article/view/455