SETIYAWAN, B. A., & Oky Sugarbo. (2021). ANALYSIS OF THE GENESIS OF IGNEOUS ROCK WITH COLUMNAR JOINT STRUCTURE USING FIELD AND PETROGRAPHY DATA IN LEMAHABANG, DORO, PEKALONGAN, JAWA TENGAH. ReTII, 417 - 424. Retrieved from //journal.itny.ac.id/index.php/ReTII/article/view/2628