Occurence of Minor Elements on Ash of Low-Rank Coal From Texas, Colorado, North Dakota and South Dakota
Subtitle: A Contribution to Geochemistry.
Contributors: Deul, M.; Annell, C.S.
Series: U.S. Geological Survey bulletin -- 1036H
Publisher: s.n
Published: 1955
Place of publication: S.l
Language: eng
Notes: 1