BibTex format
@article{MILNERGULLAND:1993:10.1098/rspb.1993.0042,
author = {MILNERGULLAND, EJ and BEDDINGTON, JR},
doi = {10.1098/rspb.1993.0042},
journal = {PROCEEDINGS OF THE ROYAL SOCIETY B-BIOLOGICAL SCIENCES},
pages = {29--37},
title = {THE EXPLOITATION OF ELEPHANTS FOR THE IVORY TRADE - AN HISTORICAL-PERSPECTIVE},
url = {http://dx.doi.org/10.1098/rspb.1993.0042},
volume = {252},
year = {1993}
}