| Long-term changes in tropospheric ozone SJ Oltmans, AS Lefohn, JM Harris, I Galbally, HE Scheel, G Bodeker, ... Atmospheric Environment 40 (17), 3156-3173, 2006 | 410 | 2006 |
| Tropospheric ozone assessment report: Global ozone metrics for climate change, human health, and crop/ecosystem research AS Lefohn, CS Malley, L Smith, B Wells, M Hazucha, H Simon, V Naik, ... Elem Sci Anth 6, 27, 2018 | 341 | 2018 |
| Estimating historical anthropogenic global sulfur emission patterns for the period 1850–1990 AS Lefohn, JD Husar, RB Husar Atmospheric Environment 33 (21), 3435-3444, 1999 | 330 | 1999 |
| Tropospheric Ozone Assessment Report: Present-day ozone distribution and trends relevant to human health ZL Fleming, RM Doherty, E Von Schneidemesser, CS Malley, OR Cooper, ... Elem Sci Anth 6, 12, 2018 | 320 | 2018 |
| A critical review and analysis of the use of exposure-and flux-based ozone indices for predicting vegetation effects RC Musselman, AS Lefohn, WJ Massman, RL Heath Atmospheric Environment 40 (10), 1869-1888, 2006 | 313 | 2006 |
| Spatial Variability of PM2.5 in Urban Areas in the United States JP Pinto, AS Lefohn, DS Shadwick Journal of the Air & Waste Management Association 54 (4), 440-449, 2004 | 257 | 2004 |
| Recent tropospheric ozone changes–A pattern dominated by slow or no growth SJ Oltmans, AS Lefohn, D Shadwick, JM Harris, HE Scheel, I Galbally, ... Atmospheric Environment 67, 331-351, 2013 | 215 | 2013 |
| Trends of ozone in the troposphere SJ Oltmans, AS Lefohn, HE Scheel, JM Harris, H Levy, IE Galbally, ... Geophysical Research Letters 25 (2), 139-142, 1998 | 215 | 1998 |
| Establishing standards to protect vegetation—ozone exposure/dose considerations AS Lefohn, VC Runeckles Atmospheric Environment (1967) 21 (3), 561-568, 1987 | 194 | 1987 |
| A comparison of indices that describe the relationship between exposure to ozone and reduction in the yield of agricultural crops AS Lefohn, JA Laurence, RJ Kohut Atmospheric Environment (1967) 22 (6), 1229-1240, 1988 | 182 | 1988 |
| Surface-level ozone exposures and their effects on vegetation AS Lefohn CRC Press, 1991 | 180 | 1991 |
| A conceptual ozone dose-response model to develop a standard to protect vegetation WJ Massman, RC Musselman, AS Lefohn Atmospheric Environment 34 (5), 745-759, 2000 | 129 | 2000 |
| Temporal processes that contribute to nonlinearity in vegetation responses to ozone exposure and dose RL Heath, AS Lefohn, RC Musselman Atmospheric Environment 43 (18), 2919-2928, 2009 | 110 | 2009 |
| Background ozone levels of air entering the west coast of the US and assessment of longer-term changes SJ Oltmans, AS Lefohn, JM Harris, DS Shadwick Atmospheric Environment 42 (24), 6020-6038, 2008 | 108 | 2008 |
| Responses of human health and vegetation exposure metrics to changes in ozone concentration distributions in the European Union, United States, and China AS Lefohn, CS Malley, H Simon, B Wells, X Xu, L Zhang, T Wang Atmospheric Environment 152, 123-145, 2017 | 100 | 2017 |
| Direct transport of midlatitude stratospheric ozone into the lower troposphere and marine boundary layer of the tropical Pacific Ocean OR Cooper, A Stohl, G Hübler, EY Hsie, DD Parrish, AF Tuck, GN Kiladis, ... Journal of Geophysical Research: Atmospheres 110 (D23), 2005 | 98 | 2005 |
| Characterizing changes in surface ozone levels in metropolitan and rural areas in the United States for 1980–2008 and 1994–2008 AS Lefohn, D Shadwick, SJ Oltmans Atmospheric Environment 44 (39), 5199-5210, 2010 | 97 | 2010 |
| Detection of atmospheric pollutants at parts-per-billion levels by infrared spectroscopy PL Hanst, AS Lefohn, BW Gay Jr Applied Spectroscopy 27 (3), 188-198, 1973 | 96 | 1973 |
| The importance of stratospheric–tropospheric transport in affecting surface ozone concentrations in the western and northern tier of the United States AS Lefohn, H Wernli, D Shadwick, S Limbach, SJ Oltmans, M Shapiro Atmospheric Environment 45 (28), 4845-4857, 2011 | 92 | 2011 |
| Present‐day variability of background ozone in the lower troposphere AS Lefohn, SJ Oltmans, T Dann, HB Singh Journal of Geophysical Research: Atmospheres 106 (D9), 9945-9958, 2001 | 89 | 2001 |
