1Don. Rose. Conceptual layouts for very long tunnels [ J ]. Underground Space , 1985,9 ( 3 ).
2M. Matsuo. An overview of the Seikan Tunnel project [ J ].Tunnelling and Underground Space Technology, 1986, (4).
3Zuber, Peter. The AlpTransit Scheme: New Railway Lines in Base Tunnels under the Swiss Alps [ J ]. Tunnelling and Underground Space Technology , 1997,12 ( 3 ).
4Marec,Michel. Major road tunnel projects - how far can we go[ J ]. Tunnelling and Underground Space Technology ,1996,11 (1).