Unravelling the functioning of andesitic volcanic aquifers in the equatorial zone using isotopic, age-dating and geochemical tracers - Antoine Picard; Florent Barbecot; Lucas Jurain; Patrick Lachassagne; Nicolas Patris; Jürgen Sültenfuß; Arif Fadillah; Azwar Satrya Muhammad; Nathalie Dörfliger; Heru Hendrayana (Applied Geochemistry, 2026)