Armstrong, R.
Author
References by this author
Lee-Thorp, J.; Armstrong, R.A.; Merwe, N. van der 1994. Isotopes and rhino horn. REF Journal 9: 14-18, figs. 1-2.
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Hall-Martin, A.; Merwe, N.J. van der; Lee-Thorp, J.; Armstrong, R.A.; Mehl, C.H.; Struben, S.; Tykot, R. 1993. Determination of species and geographic origin of isotopic analysis and its possible application to trade control.
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