S Mulyaningsih, S Sampurno, Y Zaim… - Indonesian Journal …, 2006 - garuda.kemdikbud.go.id
Abstract http://dx. doi. org/10.17014/ijog. vol1no2. 20065The uplift of Southern Mountains in
Early Pleistocene has formed the Yogyakarta Basin. In this basin, the Merapi volcanic …