Sugiartha IW. KARAKTERISTIK MEKANIK BATU ALAM TIRUAN BERBAHAN BAKU TRAS: Mechanical Characteristic of Artificial Stone Made of Trass. SS [Internet]. 2017 Aug. 4 [cited 2024 Nov. 21];1(1):45-54. Available from: https://spektrum.unram.ac.id/index.php/Spektrum/article/view/59