Pengaruh Penambahan Gula Aren Terhadap Setting Time dan Ketahanan Mortar Terhadap Temperatur TInggi. js [Internet]. 2017 Dec. 30 [cited 2026 Oct. 8];5(2):59-66. Available from: https://ejournal.sttp-yds.ac.id/index.php/js/article/view/86