APA-čujuhus (7. p.)
Eppinga, R. (1980). Intercalates of niobium and tantalum dichalcogenides with post transition metals.
Chicago-čujuhus (17. p.)
Eppinga, Rommert. Intercalates of Niobium and Tantalum Dichalcogenides with Post Transition Metals. Groningen, 1980.
MLA-čujuhus (9. p.)
Eppinga, Rommert. Intercalates of Niobium and Tantalum Dichalcogenides with Post Transition Metals. 1980.
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