Godfrey, I. .; Brenes, J. P. S. .; Cruz, M. M. .; Avard, G. .; Meghraoui, K. . Launching the SnifferV and Sniffer4D Multigas Detectors into the Active Crater of the Poás Volcano in Costa Rica Using Unmanned Aerial Systems. auav 2023, 3, 153-176.