(1)
Sari, R. L.; Sabila, F. .; Haeruddin, H.; Saputri, E.; Welayaturromadhona, W.; Abror, H.; Purwandari, S.; Triono, A. An Integrated Survey of the Geochemical Study at the Blawan-Ijen Area, East Java. J. earth energy eng. 2021, 10, 84-93.