Field Study Volcanology Posted on December 1, 2016 by admin Lecturer : Dr. Ir. Ahmad Rifa’i, MT. Location : 1. Sabo Technical Centre Yogyakarta 2. Merapi observation post in Babadan 3. Museum Merapi Participans: 1. Students 13 2. Assistant 1 3. Lecturer 1 STC Instructure 4 people