@misc{Weir_J._S._Chemical_1969, author={Weir, J. S.}, volume={158}, copyright={Rights Reserved - Restricted Access}, address={London}, journal={Journal of Zoology, Lond.}, howpublished={online}, year={1969}, publisher={Wiley-Blackwell}, language={eng}, title={Chemical properties and occurrence on Kalahari sand of salt licks created by elephants}, type={Text}, keywords={Elephants, Kalahari, Loxodonta africana, Rhodesia}, }