Museums
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Sub-publications- Bruce, M.D. 1989. A reappraisal of species limits in the Pied Imperial Pigeon Ducula bicolor (Scopoli, 1786) superspecies. Rivista Italiana Ornitologia, Milano 59: 217-222
- Olson, S.L. 1989. Preliminary systematic notes on some Old World passerines. Rivista Italiana Ornitologia, Milano 59: 183-195
Showing publications 1 to 2 on page 1 of 1.