BeritaJoint Convention Yogyakarta Joint Convention Yogyakarta Student Competition “Connecting Energy Resources to End Users” 17 Oktober 2019/by Admin https://geologi.itny.ac.id/wp-content/uploads/2019/10/WhatsApp-Image-2019-10-12-at-18.45.43.jpeg 1280 902 Admin https://geologi.itny.ac.id/wp-content/uploads/2021/12/LOGO-300x298-1.png Admin2019-10-17 12:33:522019-10-17 12:38:47Joint Convention Yogyakarta