Howard Topoff & Ellen Zimmerli. Colony takeover by a socially parasitic ant, Polyergus breviceps: the role of chemicals obtained during host queen killing (англ.) // Animal Behaviour[англ.] : journal. — Elsevier, 1993. — Vol. 46, no. 3. — P. 479—486. — doi:10.1006/anbe.1993.1216.
Howard Topoff & Ellen Zimmerli. Colony takeover by a socially parasitic ant, Polyergus breviceps: the role of chemicals obtained during host queen killing (англ.) // Animal Behaviour[англ.] : journal. — Elsevier, 1993. — Vol. 46, no. 3. — P. 479—486. — doi:10.1006/anbe.1993.1216.