Buscar neste site:
Links:
[1] https://www.itaipu.gov.py/sites/default/files/u76/RCA-045-19.pdf
[2] https://www.itaipu.gov.py/sites/default/files/u76/CARTA CONVENIO ANDE 2019-2022.pdf
[3] https://www.itaipu.gov.py/sites/default/files/u76/DOC (1).pdf