HELVESTON, J. P. logitr: Fast Estimation of Multinomial and Mixed Logit Models with Preference Space and Willingness-to-Pay Space Utility Parameterizations. Journal of Statistical Software, [S. l.], v. 105, n. 10, p. 1–37, 2023. DOI: 10.18637/jss.v105.i10. Disponível em: https://www.jstatsoft.org/index.php/jss/article/view/v105i10. Acesso em: 19 apr. 2024.