Link

Einstein, H.H., and Testoni, P. (1998). Swiss Trans-Alpine Tunnel Projects. In U.W. Kitzinger and E.G. Frankel (eds.): Macro-Engineering and the Earth: World Projects for Year 2000 and Beyond, Chapter 13, 147–162. Woodhead Publishing Limited, 1998. ISBN: 978-1898563594 doi:10.1016/B978-0-08-042066-0.50016-1