• TrotuȘ salt mine complex ventilation network management 

      Cioclea, D.; Tomescu, C.; Gherghe, Ion; Rădoi, Florin; Ianc, Nicolae (Журфонд, 2020)
      The attestation of salt extraction in these areas was located in the Geto-Dacian period at Oituz and Târgu Ocna. The oldest written testimony dates from 1380. The mining works that serve the Trotuş mine within the Tg. Ocna ...