Links antecedentes: http://www.repositorio.usac.edu.gt/13299/1/13%20T%281623%29.pdf http://www.repositorio.usac.edu.gt/9589/1/T%2013%20%282412%29.pdf http://www.repositorio.usac.edu.gt/10506/1/13%20T%282067%29.pdf http://biblio3.url.edu.gt/publijrcifuente/TESIS/2018/05/22/Aldana-Iris.pdf http://www.repositorio.usac.edu.gt/5206/1/22%20T%28642%29Psico%20TESIS%20%20BARYON%20ZA RCE%C3%91O%20Psicopedagog%C3%ADa.pdf https://repositorio.unife.edu.pe/repositorio/bitstream/handle/20.500.11955/440/BASURTO%20MESIAS _RODENAS%20VERA_2018.pdf?sequence=1&isAllowed=y https://repositorio.autonoma.edu.pe/bitstream/handle/20.500.13067/761/Segura%20Pillco%2c%20Ara celli%20Abigail.pdf?sequence=1&isAllowed=y https://repositorio.ucv.edu.pe/bitstream/handle/20.500.12692/59781/Salazar_GMSSD.pdf?sequence=1&isAllowed=y http://repositorio.unsa.edu.pe/bitstream/handle/UNSA/4785/PSaldesk.pdf?sequence=1&isAllowed=y https://repositorio.usil.edu.pe/server/api/core/bitstreams/8e6f6c4c-7723-47b1-bc2254d28ab4f44c/content