Sandars, G. E. R. 1933. The Bisharin. Sudan Notes and Records 16. 119-149.
@article{sandars1933,
author = {Sandars, G. E. R.},
journal = {Sudan Notes and Records},
key = {Sandars (1933)},
pages = {119-149},
title = {The Bisharin},
volume = {16},
year = {1933}
}