U. S., Portugal Income Tax Treaty Signed, September 15, 1994, Release Number lb-1086
United States. Department of the Treasury. "U. S., Portugal Income Tax Treaty Signed, September 15, 1994, Release Number lb-1086," in United States. Department of the Treasury. "Volume 339," Press Releases of the United States Department of the Treasury (September 1, 1994 - September 30, 1994) : 190-254. https://fraser.stlouisfed.org/title/6111/item/587182/toc/548408 , accessed on May 18, 2024.