Isham, B., C. A. Tepley, M. P. Sulzer, Q. H. Zhou, M. C. Kelley, J. S. Friedman, and S. A. González, Upper atmospheric observations at the Arecibo Observatory: Examples obtained using new capabilities, J. Geophys. Res., 105A, 18609-18637, 2000.
Friedman, J. S., S. A. González, C. A. Tepley, Q. Zhou, M. P. Sulzer, S. C. Collins, and B. W. Grime, Simultaneous Atomic and Ion Layer Enhancements Observed in the Mesopause Region over Arecibo during the Coqui II Sounding Rocket Campaign , Geophysical Research Letters, 27, 449-452, 2000.
Grime, B. W., T. J. Kane, S. C. Collins, M. C. Kelley, C. A. Kruschwitz, J. S. Friedman, and C. A. Tepley, Meteor trail advection and dispersion; preliminary lidar observations, Geophysical Research Letters, 26, 675-678, 1999.
Gelinas, L. J., K. A. Lynch, M. C. Kelley, S. Collins, S. Baker, Q. Zhou, and J. S. Friedman, First observation of meteoric charged dust in the tropical mesosphere, Geophysical Research Letters, 25, 4047-4050, 1998.
Friedman, J. S., C. A. Tepley, P. A. Castleberg, and H. Roe, Middle-atmospheric Doppler lidar using an iodine-vapor edge filter, Optics Letters, 22, 1648-1650, 1997.