Robert Tichane
Padwa
Unknown Author
Kenneth D. Karlin
Nicolas Blanchard
United States. Bureau of Mines.
Alexandre Alexakis
R. P. Beyer
H. Wayne Richardson
International Conference on the Chemistry of the Copper and Zinc Triads (1st 1992 University of Edinburgh)
Xavi Ribas
Supreya Sutakshuto
Gary Arnold Kolks
Russell John Pylkki
Copper Development Association.
Frederick Felder Myers
Paulo Correa de Mello
Richard L Ober
Xinghou Zhong