Moraes, I. . C. de, N. . de L. Sena, H. K. . F. de Oliveira, F. H. S. Albuquerque, K. M. C. Rolim, H. I. V. M. Fernandes, and N. C. da Silva. “Mothers’ Perceptions of the Importance of Breastfeeding and Difficulties Encountered in the Process of Breastfeeding”. Journal of Nursing Referência, vol. 5, no. 2, June 2020, pp. 1-7, doi:10.12707/RIV19065.