Jamie R. Wood, Kieren J. Mitchell, R. Paul Scofield, Vanesa L. De Pietri, Nicolas J. Rawlence: Phylogenetic relationships and terrestrial adaptations of the extinct laughing owl, Sceloglaux albifacies (Aves: Strigidae). In: Zoological Journal of the Linnean Society. August 2016, doi:10.1111/zoj.12483 (wiley.com [abgerufen am 7. Januar 2022]).
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P. C. Rasmussen et al.: Vocal divergence and new species in the Philippine Hawk Owl Ninox philippensis complex. In: FORKTAIL. 28, 2012, S. 1–20. (PDF)
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Jamie R. Wood, Kieren J. Mitchell, R. Paul Scofield, Vanesa L. De Pietri, Nicolas J. Rawlence: Phylogenetic relationships and terrestrial adaptations of the extinct laughing owl, Sceloglaux albifacies (Aves: Strigidae). In: Zoological Journal of the Linnean Society. August 2016, doi:10.1111/zoj.12483 (wiley.com [abgerufen am 7. Januar 2022]).