de Sousa, Á.F.L., Teixeira, J.R.B., Lua, I., de Oliveira Souza, F., Ferreira, A.J.F., Schneider, G., de Carvalho, H.E.F., de Oliveira, L.B., Lima, S.V.M.A., de Sousa, A.R. and de Araújo, T.M.E., 2021. Determinants of COVID-19 Vaccine Hesitancy in Portuguese-Speaking Countries: A Structural Equations Modeling Approach. Vaccines, 9(10), p.1167.
https://www.mdpi.com/2076-393X/9/10/1167
