Cite
HARVARD Citation
Flora, M. et al. (n.d.). Hard rock tunnel boring machines – State of the art 2020. Geomechanik und Tunnelbau. 12 (6), pp. 721-729. [Online].
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Flora, M. et al. (n.d.). Hard rock tunnel boring machines – State of the art 2020. Geomechanik und Tunnelbau. 12 (6), pp. 721-729. [Online].