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Year of Publication 23.05.1989
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Year of Publication 23.05.1989
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METHOD OF CONSTRUCTING A TUNNEL
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Year of Publication 15.12.1986
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Year of Publication 15.12.1986
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Year of Publication 15.11.1985
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METHOD OF CONSTRUCTING A SHALLOW-DEPTH TUNNEL
MAKOVSKIJ LEV V,SU, LUSHNIKOV ALEKSANDR V,SU, MERKIN VALERIJ E,SU, ASRATYAN DANIEL R,SU, CHEBOTAREV SERGEJ V,SU
Year of Publication 30.05.1986
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Year of Publication 30.05.1986
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