@book {529,
	title = {Myrmica ants (Hymenoptera: Formicidae) of the Old World},
	year = {2010},
	pages = {790},
	publisher = {Natura Optima Dux Foundation},
	organization = {Natura Optima Dux Foundation},
	address = {Warsaw},
	author = {Radchenko, Alexander G. and Elmes, Graham W.}
}
