M. Pizarro Carmona, A. Doquin de Saint Preux, and J. Ezeiza Ramos, “Cross-linguistic influence and communicative effectiveness in the oral productions of plurilingual Spanish learners”, Círc. lingüíst. apl. comun., vol. 81, pp. 209–230, Feb. 2020, doi: 10.5209/clac.67939.