F. Di Iorio e R. Lucchetti, A c. di, GRETL 2019. Proceedings of the International Conference on the Gnu Regression, Econometrics and Time-series Library, vol. 12. SHARE Libri, 2019. Consultato: set. 10, 2026. Disponibile su: https://www.fedoabooks.unina.it/index.php/fedoapress/catalog/book/120