Prof. Dr. es.sc.tech. Ir. Ahmad Rifai, M.T., IPM., ASEAN.Eng.
ENGINEERING/ GEOTECHNICAL ENGINEERING/ CIVIL ENGINEERING
Faculty of Engineering
Jl. Grafika no. 2 Kampus UGM, Yogyakarta, 55281
https://acadstaff.ugm.ac.id/ahmadrifai
ahmad.rifai@ugm.ac.id
