VI A - Universidad Nacional del Litoral
VI A - Universidad Nacional del Litoral
VI A - Universidad Nacional del Litoral
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54<br />
VUILLEUMIER F (1968) Population structure of the Asthenes<br />
flammulata superspecies (Aves: Furnariidae).<br />
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VUILLEUMIER F & DN EWERT (1978) The distribution of<br />
birds in Venezuelan páramo. Bull of the American Museum<br />
of Natural History 162: 47-90