ANLEGGNING FOR SPRENGBEARBETNING AV ALSTER
A F DEMCHUK, A A DERIBAS, A G TSARENKO, V I FETISOV, 1M V GENTSE, 1V V DRAPALJUK, V S GAMBAROV, V Y KHENKIN, G P NEUPOKOEV, V A OKLADNIKOV, B L TROININ
Year of Publication 02.11.1981
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Year of Publication 02.11.1981
Patent