The former Yugoslav Exploration Institute carried out drilling to about 400m in depth, and reports suggest that shale indicating the presence of oil and gas was discovered. T
Fostul Institut de Explorare al Iugoslaviei a efectuat sondări la o adâncime de aproximativ 400 m, descoperind, potrivit raporturilor, şisturi care denotă prezenţa petrolului şi gazelor naturale.