Efremenkov А. В. Andrey Borisovich. (2011). Forming the subterranean space by means of a new tool (geohod); IFOST 2011; Vol. 1. 2011.
Chicagoスタイル(17版)引用形式Efremenkov А. В. Andrey Borisovich. Forming the Subterranean Space by Means of a New Tool (geohod); IFOST 2011; Vol. 1. 2011, 2011.
MLA(9版)引用形式Efremenkov А. В. Andrey Borisovich. Forming the Subterranean Space by Means of a New Tool (geohod); IFOST 2011; Vol. 1. 2011, 2011.
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