Effectiveness of low-cost air quality monitors for identifying volcanic SO₂ and PM downwind from Masaya volcano, Nicaragua oleh Rachel Whitty, Melissa Pfeffer, Evgenia Ilyinskaya, Tjarda Roberts, Anja Schmidt, Sara Barsotti, Wilfried Strauch, Leigh Crilley, Francis Pope, Harold Bellanger, Elvis Mendoza, Tamsin Mather, Emma Liu, Nial Peters, Isabelle Taylor, Hilary Francis, Xochilt Hernández Leiva, Dave Lynch, Sébastien Nobert, Peter Baxter