@article {448,
	title = {Formiche raccolte a Budrum (Anatolia) da Raffaele Varriale, Cap. medico nella R. Marina.},
	journal = {Annali del Museo Civico di Storia Naturale "Giacomo Doria"},
	volume = {49[=(3)9]},
	year = {1921},
	month = {1921-03-31},
	pages = {208-218},
	author = {Emery, Carlo}
}
@article {447,
	title = {Hymenoptera. Fam. Formicidae. Subfam. Myrmicinae. [part].},
	journal = {Genera Insectorum},
	volume = {174A},
	year = {1921},
	month = {1921-06-01},
	pages = {1-94 + 7 plates},
	author = {Emery, Carlo}
}
@article {252,
	title = {Due nuove formiche della regione Adriatica.},
	journal = {Bollettino della Societ{\`a} Adriatica di Scienze Naturali in Trieste},
	volume = {27},
	year = {1921},
	month = {[1921]},
	pages = {46-49},
	author = {M{\"u}ller, Giuseppe}
}
@article {140,
	title = {Notes sur les fourmis pal{\'e}arctiques. II. Fourmis d{\textquoteright}Asie Mineure r{\'e}colt{\'e}es par M. H. Gadeau de Kerville.},
	journal = {Boletin de la Real Sociedad Espanola de Historia Natural},
	volume = {21},
	year = {1921},
	month = {1921-02},
	pages = {110-116},
	publisher = {Bolet{\'\i}n de la Real Sociedad Espa{\~n}ola de Historia Natural. },
	author = {Santschi, Felix}
}
