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mr Marko Ranzinger

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1] mr Marko Ranzinger VERTICAL SHAFT SINKING NOP II FOR A NEW VENTILATION PURPOSES IN VELENJE COAL MINE" - 7. Balkanski rudarski kongres, 15.05.2017.
(https://ekonferencije.com/sr1/rad/vertical-shaft-sinking-nop-ii-/5033)
Marko Ranzinger

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