Pedro-Gómez, J. de, Bennasar-Veny, M., Guillem-Conejeros, F., Falque-Vidal, M. and Morales-Asencio, J. M. (2021) “Assessment of the different citation systems in the scientific publication of nursing authors from Spanish-speaking countries”, Revista da Escola de Enfermagem da USP, 55, p. e03670. doi: 10.1590/s1980-220x2019014403670 .