Ohcanbohtosat - Tatiya, Ratan
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Civil excavations and tunnelling a practical guide Dahkki Tatiya, Ratan
Almmustuhtton 2017Hildobáiki: Láddejuvvo…
Sajádat: Láddejuvvo…Girji Láddejuvvo… -
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Surface and underground excavations methods, techniques and equipment Dahkki Tatiya, Ratan
Almmustuhtton 2013Hildobáiki: Láddejuvvo…
Sajádat: Láddejuvvo…Girji Láddejuvvo…