Empowering underground professionals in the use of risk assessment and risk engineering techniques by Tunnelling Journal published on 2020-06-30T15:39:08Z Users who liked this track Yingxin Zhou Yingxin Zhou John Nicholas John Nicholas Ahmed Nabel Ahmed Nabel Alexandria Cameron Sibly Cameron Sibly Sina Sina Kiziroğlu Luis Alberto Vásquez Luis Alberto Gutiérrez Vásquez