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Structural characteristics and geochemical significance of humic acids isolated from three Spanish lignite deposits
F.J. Gonzalez-Vila, F. Martin, J.C. Del Rio, R. FründVolume:
117-118
Year:
1992
Language:
english
DOI:
10.1016/0048-9697(92)90100-7
File:
PDF, 436 KB
english, 1992