Ribacoa Explained

Ribacoa is a historical area in central Portugal. It is located roughly between Côa and Águeda rivers.^{[1] [2]}

Notes and References

1. https://www.researchgate.net/publication/297289313_Seigneurial_regime_of_north-eastern_Portugal_Alto_Douro_and_Riba_Coa_XI-XIII_centuries Researchgate - Jose Augusto De Sotto Mayor Pizarro: Seigneurial regime of north-eastern Portugal. Alto Douro and Riba Coa (XI-XIII centuries). September 2007: Hispania (Madrid, Spain: 1940)
2. https://ler.letras.up.pt/uploads/ficheiros/3205.pdf Humberto Baquero Moreno (n.d.): A Irmandade de Ribacoa: Novos Documentos