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- [9] Restoration of a distressed tunnel in the Northern section of the Calcutta Metro construction GEOTECHNICAL ASPECTS OF UNDERGROUND CONSTRUCTION IN SOFT GROUND, 1996, : 323 - 328
- [10] CALCUTTA METRO - CONTRACT-SECTION B-16 PROCEEDINGS OF THE INSTITUTION OF CIVIL ENGINEERS PART 1-DESIGN AND CONSTRUCTION, 1983, 74 (NOV): : 871 - 883