Abdu, M., and C. Brum, Electrodynamics of the vertical coupling processes in the atmosphere-ionosphere system of the low latitude region., 61, 385-395, 2009.

Abdu, M., I. Batista, A. Carrasco, and C. Brum, South atlantic magnetic anomaly ionization: A review and a new focus on electrodynamic effects in the equatorial ionosphere., Journal of Atmospheric and Solar-Terrestrial Physics, 67, 1643-1657, 2005.

Abdu et al.(2006a)

Abdu, M., P. Batista, I. Batista, C. Brum, A. Carrasco, and B. Reinisch, Planetary wave oscillations in mesospheric winds, equatorial evening prereversal electric field and spread f., Geophysical Research Letters, 33, L07,107, 2006a.

Abdu et al.(2006b)

Abdu, M., T. Ramkumar, I. Batista, C. Brum, H. Takahashi, B. Reinisch, and J. Sobral, Planetary wave signatures in the equatorial atmosphere ionosphere system, and mesosphere- e- and f region coupling., Journal of Atmospheric and Solar-Terrestrial Physics, 68, 509-522, 2006b.

Abdu et al.(2008)

Abdu, M., C. Brum, I. Batista, J. Sobral, E. de Paula, and J. Souza, Solar flux effects on equatorial ionization anomaly and total electron content over brazil: Observational results versus iri representations., Advances in Space Research, 42, 617-625, 2008.

Abdu et al.(2010)

Abdu, M. A., I. S. Batista, C. G. M. Brum, J. W. MacDougall, S. A. M, J. R. Souza, and J. H. A. Sobral, Solar flux effects on the equatorial evening vertical drift and meridional winds over brazil: A comparison between observational data and the iri model and the hwm representations, Adavances in Space Reasearch, 46, 1078-1085, 2010.

Brum et al.(2006)

Brum, C., M. Abdu, I. Batista, A. Carrasco, and P. Santos, Numerical simulation of nighttime electron precipitation in the lower ionosphere over a sub-auroral region, Advances in Space Research, 37, 1051-1057, 2006.

Brum et al.(2011)

Brum, C., F. Rodrigues, P. Santos, A. Carrion, N. Aponte, S. González, and E. Robles, A modeling study of and parameters measured by the arecibo incoherent scatter radar and comparison with iri model predictions for solar cycles 21, 22, and 23., Journal of Geophysical Research, 116, A03,324, 2011.

Brum et al.(2012)

Brum, C., C. Tepley, J. Fentzke, E. Robles, P. Santos, and S. Gonzalez, Long-term changes in the thermospheric neutral winds over arecibo: Climatology based on over three decades of fabry-perot observations., Journal of Geophysical Research, 117, A00H14, 2012.

Contreira et al.(2005)

Contreira, D., F. Rodrigues, K. Makita, C. Brum, W. Gonzalez, N. Trivedi, M. Silva, and N. Schuch, An experiment to study solar flare effects on radio-communication signals., Advances in Space Research, 36, 2455-2459, 2005.

da Costa et al.(2011)

da Costa, A., M. Domingues, O. Mendes Jr., and C. Brum, Interplanetary medium condition effects in the south atlantic magnetic anomaly: A case study., Journal of Atmospheric and Solar-Terrestrial Physics, 73, 1478–1491, 2011.

Fentzke et al.(2012)

Fentzke, J., V. Hsu, C. Brum, M. Strelnikova, I and; Rapp, and M. Nicolls, D region meteoric smoke and neutral temperature retrieval using the poker flat incoherent scatter radar., Geophysical Research Letters, 39, L21,102, 2012.

Friedman et al.(2013)

Friedman, J., X. Chu, C. Brum, and X. Lu, Observation of a thermospheric descending layer of neutral k over arecibo., Journal of Atmospheric and Solar-Terrestrial Physics, 2013.

Garzón et al.(2011)

Garzón, D., C. Brum, E. Echer, N. Aponte, M. Sulzer, S. González, R. Kerr, and L. Waldrop, Response of the topside ionosphere over arecibo to a moderate geomagnetic storm, Journal of Atmospheric and Solar-Terrestrial Physics, 73, 1568-1574, 2011.

Goncharenko et al.(2013)

Goncharenko, L., V. Hsu, C. Brum, S.-R. Zhang, and J. Fentzke, Wave signatures in the mid-latitude ionosphere during a sudden stratospheric warming of january 2010., Journal of Geophysical Research, 118, 472–487, 2013.

Rodrigues et al.(2004)

Rodrigues, F., C. Brum, K. Makita, M. Nishino, E. de Paula, M. Abdu, K. Nozaki, D. Contreira, M. Silva, and N. Schuch, A commercial radio receiver for lower ionosphere monitoring: Initial results., Geofísica Internacional, 43, 193-198, 2004.

Santos et al.(2011)

Santos, P., C. Brum, C. Tepley, N. Aponte, S. González, and E. Robles, Using incoherent scatter radar to investigate the neutral wind long-term trend over arecibo., Journal of Geophysical Research, 116, A00H13, 2011.

Souza et al.(2010)

Souza, J., C. Brum, M. Abdu, I. Batista, W. Asevedo Jr., G. Bailey, and J. Bittencourt, Parameterized regional ionospheric model and a comparison of its results with experimental data and iri representations., Advances in Space Research, 46, 1032-1038, 2010.

Souza Echer et al.(2012)

Souza Echer, M., E. Echer, N. Rigozo, C. Brum, D. Nordemann, and W. Gonzalez, On the relationship between global, hemispheric and latitudinal averaged air surface temperature (giss time series) and solar activity., Journal of Atmospheric and Solar-Terrestrial Physics, 74, 87-93, 2012.

Tepley et al.(2011)

Tepley, C., E. Robles, R. García, P. Santos, C. Brum, and R. Burnside, Directional trends in thermospheric neutral winds observed at arecibo during the past three solar cycles., Journal of Geophysical Research, 16, A00H06, 2011.