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efajoead-4116	doi.org	https://doi.org/10.1007/978-3-319-67657-9
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efajoead-4116	doi.org	https://doi.org/10.17239/jowr2017.09.01.03
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efajoead-4116	doi.org	https://doi.org/10.1109/tpc.2020.2988759
efajoead-4116	doi.org	https://doi.org/10.1007/s42438-020-00155-y
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efajoead-4116	doi.org	https://doi.org/10.11113/lspi.v7n1.100
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efajoead-4116	doi.org	https://doi.org/10.3390/fi12120232
efajoead-4116	doi.org	https://doi.org/10.1080/19388071.2017.1340529
efajoead-4116	repositorio.cepal.org	https://repositorio.cepal.org/handle/11362/45905
efajoead-4116	doi.org	https://doi.org/10.1016/j.jslw.2020.100712
efajoead-4116	doi.org	https://doi.org/10.1080/2331186x.2016.1141454
efajoead-4116	doi.org	https://doi.org/10.5539/elt.v4n2p91