title: Genetic and vocal differentiation in hybrid zones of passerine birds: Siberian and European chiffchaffs (Phylloscopus [collybita] tristis and Ph. [c.] abietinus) in the southern Urals.
authors.affiliation: Moscow State University, Moscow, 119992 Russia.
authors.forename: I M
authors.initials: IM
authors.lastname: Marova
authors.forename: V V
authors.initials: VV
authors.lastname: Fedorov
authors.forename: D A
authors.initials: DA
authors.lastname: Shipilina
authors.forename: V N
authors.initials: VN
authors.lastname: Alekseev
mesh_terms: D000818:Animals; D006824:Hybridization, Genetic; D008297:Male; D046109:Passeriformes / Q000235:genetics*; D011110:Polymorphism, Genetic; D014828:Vocalization, Animal / Q000502:physiology*