Godfrey, Ian, José Pablo Sibaja Brenes, Maria Martínez Cruz, and Khadija Meghraoui. 2022. “Using UAS With Sniffer4D Payload to Document Volcanic Gas Emissions for Volcanic Surveillance”. Advanced UAV 2 (2):86-99. https://publish.mersin.edu.tr/index.php/uav/article/view/730.