On May 8th, 1926, was concluded an agreement between the Albanian Government and the Serbian-Albanian Bank for the concession of copper mines in Puka. The concession was for 50 years and the right to extend the deadline for another 30 years.

On May 8th, 1926, was concluded an agreement between the Albanian Government and the Serbian-Albanian Bank for the concession of copper mines in Puka. The concession was for 50 years and the right to extend the deadline for another 30 years.