Freire, V., 		Carneiro, R., & 		Carneiro, R.
(2019).
 Application of particle swarm optimization in the estimation of parameters of calibrated items with item response theory.
In <em>Proceedings of the 30th Brazilian Symposium on Computers in Education</em>, (pp. 1771-1779). Porto Alegre: SBC.
doi:10.5753/cbie.sbie.2019.1771