Fahruddin Rais, A. EVALUASI FALSE ALARM VOLCANIC ASH ADVISORY CENTRE DARWIN DI ATAS GUNUNG SALAK PADA 10 OKTOBER 2018 : FALSE ALARM EVALUATION OF DARWIN VOLCANIC ASH ADVISORY CENTRE OVER THE MT. SALAK ON OCTOBER, 10 2018. buletin_mkg 2024, 4, 11-19.