Gupta, Ajay (1993). Performance prediction and conceptual design of a continuous tunnel boring machine. M.S. thesis, Massachusetts Institute of Technology. URI: https://dspace.mit.edu/handle/1721.1/12154
Gupta, Ajay (1993). Performance prediction and conceptual design of a continuous tunnel boring machine. M.S. thesis, Massachusetts Institute of Technology. URI: https://dspace.mit.edu/handle/1721.1/12154