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This is an update request for the document Micro-Raman spectral identification of manganese oxides black pigments in an archaeological context in Northern Chile
by Marcela Sepúlveda, Sebastián Gutiérrez, Marcelo Campos Vallette, Vivien G. Standen, Bernardo T. Arriaza and José J. Cárcamo-Vega
Your paper was deposited in MUCC (Crossref)
and appears online at https://doi.org/10.1186/s40494-015-0061-2
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ensure that the original record at this location is updated/removed.