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TAI Journal (A Half Yearly Technical Journal of Indian Chapter of TAI)Year : 2012, Volume : 1, Issue : 2 First page : ( 4) Last page : ( 9) Print ISSN : 2277-2820. Online ISSN : 2278-4713.
Segmental Ring Design – New Challenges with high Tunnel Diameters
Gruebl Fritz
Online published on 25 April, 2013.