Behavior of foF2 and hmF2 parameters over São Luís, a Brazilian equatorial station during the minimum solar cycles 22/23 and 23/24 Santos, A. M.; Brum, C. G. M.; Batista, I. S.; Sobral, J. H. A.; Abdu, M. A.; Souza, J. R.; Jesus, R. Conference Paper
December 2016 low latitude ionospheric irregularity analysis using multi-instruments Paula, E. R.; Batista, I. S.; Abdu, M. A.; Martinon, A. R. F.; Silva, A. L. Conference Paper
Ionospheric response to the Patrick’s 2013 and 2015 events over the South American sector Jesus, R.; Batista, I. S.; Denardini, C. M.; Kherani, E. A.; Santos, A. M.; Figueiredo, C. A. O. B.; Venkatesh, K.; Resende, L. C. A.; Abreu, A. J.; Silva, D. B.; Jonah, O. F.; Fagundes, P. R.; Chen, S. S. Conference Paper
Study of intermediate descending layers over Boa Vista - Roraima during periods of maximum and minimum solar activity Carvalho, Y. S.; Araújo, R. C.; Santos, A. M.; Batista, I. S.; Briglia, Y. M. Conference Paper
Occurrence of spread F over Boa Vista Roraima - BR Briglia, Y. M.; Carvalho, Y. S.; de, A. R. C.; Santos, A. M.; Batista, I. S. Conference Paper