Hanum, Farrah Fadhillah and Rahayu, Aster and Sutopo, Ulung Muhammad and Mufrodi, Zahrul Bukti Korespondensi Paper "Karakterisasi Abu Batubara Industri Semen X sebagai studi awal untuk pemanfaatannya". Program Studi Teknik Kimia Universitas Ahmad Dahlan.

Hanum, Farrah Fadhillah and Rahayu, Aster and Sutopo, Ulung Muhammad and Mufrodi, Zahrul Coal Fly Ash Characterization from Cement Industry “X” as an Initial Study in Its Utilization. Program Studi Teknik Kimia Universitas Ahmad Dahlan.

Hanum, Farrah Fadhillah and Rahayu, Aster and Sutopo, Ulung Muhammad and Mufrodi, Zahrul Karakterisasi Abu Batubara Industri Semen X sebagai studi awal untuk pemanfaatannya Coal Fly Ash Characterization from Cement Industry “X” as an Initial Study in Its Utilization. Program Studi Teknik Kimia Universitas Ahmad Dahlan.