@article {brothers_diversity_2003,
	title = {Diversity of Hymenoptera and other insects in the Late Cretaceous (Turonian) deposits at Orapa, Botswana: a preliminary review},
	journal = {African Entomology},
	volume = {11},
	number = {2},
	year = {2003},
	pages = {221{\textendash}226},
	author = {Brothers, D. J. and Rasnitsyn, A. P.}
}
