QUANTOS REVISTA CIENTIFICA 2021 | Page 21

Fuentes : https :// www . elfrente . com . co / web / index . php ? ecsmodule = frmstasection & ida = 57 & idb = 96 & idc = 38461 https :// www . ambiteco . es / gestion-residuos-santander . html https :// www . vanguardia . com / area-metropolitana / bucaramanga / juez-no-dio-mas-plazo- para-el-carrasco-el-proximo-viernes-se-debe-cerrar-XB4113617

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