@article{tezza_bornia_spenassato_trierweiller_2016,  title={EMPIRICAL COMPARISON OF THE MULTIDIMENSIONAL MODELS OF ITEM RESPONSE THEORY IN E-COMMERCE},  volume={36},  ISSN={0101-7438},  url={https://doi.org/10.1590/0101-7438.2016.036.03.0503},  DOI={10.1590/0101-7438.2016.036.03.0503},  number={3},  journal={Pesquisa Operacional},  publisher={Sociedade Brasileira de Pesquisa Operacional},  author={Tezza, Rafael and Bornia, Antonio Cezar and Spenassato, Débora and Trierweiller, Andréa Cristina},  year={2016},  month={Sep},  pages={503–532} }