Ozone trends in homogenized Umkehr, ozonesonde, and COH overpass records

Wild, J.D., Abromitis, K., Effertz, P., Miyagawa, K., Flynn, L.E., Maillard Barras, E., Damadeo, R., McConville, G., Johnson, B., Cullis, P., Godin-Beekmann, S., Ancellet, G., Querel, R., Van Malderen, R., Zawada, D.