2025-08-052025-08-052025-07-25https://documentos.minvu.cl/handle/234567891/38787https://documentos.minvu.cl/bitstreams/9444a5a6-ee9a-4338-b0be-0a481b385dba/downloadRex 1891 https://documentos.minvu.cl/bitstreams/9444a5a6-ee9a-4338-b0be-0a481b385dba/download