A modification of the U.S. Geological Survey one-sixth order semiquantitative spectrographic method for the analysis of geologic materials that improves limits of determination of some volatile to moderately volatile elements / / by David E. Detra and Elmo F. Cooley
Pubbl/distr/stampa
[Reston, Virginia] : , : Department of the Interior, U.S. Geological Survey, , 1988