Dwiyantoro RR, Hanatha FD, Anugrah F. PRELIMINARY ESTIMATION OF IGNEOUS ROCK RESERVE OF QUARRY MATERIALS USING GEOELECTRIC METHOD IN BIYUKU VILLAGE, BANGKO DISTRICT, JAMBI PROVINCE. JGE [Internet]. 2025 Jun. 30 [cited 2025 Aug. 3];11(1):59-67. Available from: http://jge.eng.unila.ac.id/index.php/geoph/article/view/481