Tools for Managing the Integrity of Tourist Volcanic Caves in the Canary Islands Due to Instability Problems - Hernandez-Gutierrez, Luis E; Santamarta, Juan C; Pacheco, Leticia; Martin-Gonzalez, Esther; Hernandez-Martin, Helena; Xifre, Ramon; Calderon-Guerrero, Carlos (Geosciences (Switzerland), 2025)