Title: Spet︠s︡ializiranoto proizvodstvo na sol v Provadii︠a︡-Solnit︠s︡ata prez VI i V khil. pr. Khr. i obshtestveno-ikonomicheskoto mu vŭzdeĭstvie
Subjects: Prehistoric Mines and mineral resources, Neolithic period, Copper age, Excavations (Archaeology), Antiquities, Antiquités, Sel, Mines et extraction préhistoriques, Aspect social, Aspect économique
Places: Provadii︠a︡-Solnit︠s︡ata Site (Bulgaria), Bulgaria, Provadii︠a︡, Provadii︠a︡ (Bulgaria), Bulgarie