V. Fridrici, M. Antonov, ... D. Katushin, D.-L. Yung, ... R. Veinthal, I. Hussainova, ... [et al.]
source
2nd Eastern European Tunnelling Conference "Tunneling in a Challenging Environment", Making tunneling business in difficult times : EETC 2014, Athens, Greece, 28 September - 1 October 2014