Wardoyo, A. Y. P., Dharmawan, H. A., Nurhuda, M., Budianto, A., & Widhowati, A. A. (2022). AN IN SITU VOLCANIC GASEOUS EMISSIONS CONCENTRATION MEASUREMENT SYSTEM: A CASE STUDY FOR WELIRANG VOLCANO, MALANG, INDONESIA. GEOMATE Journal, 22(93), 44–51. Retrieved from https://geomatejournal.com/geomate/article/view/2506