Bell, P. J. and Mooney, N. (2002) Distribution, habitat and abundance of Masked Owls (Tyto novaehollandiae) in Tasmania. Pp.120–132 in Newton, I., Kavanagh, R., Olsen, J. and Taylor, I., eds. Ecology and conservation of owls. Victoria, Australia: CSIRO Publishing.
Bensel, T. (2008) Fuelwood, deforestation, and land degradation: 10 years of evidence from Cebu Province, the Philippines. Land Degradation & Development 19: 587–605.
Brooks, T. M., Magsalay, P., Dutson, G. and Allen, R. (1995) Forest loss, extinctions and last hope for birds on Cebu. Oriental Bird Club Bull. 21: 24–27.
Cockle, K. L, Martin, K. and Drever, M. C. (2010) Supply of tree-holes limits nest density of cavity-nesting birds in primary and logged subtropical Atlantic forest. Biol. Conserv. 143: 2851–2857.
Collar, N. J. (1998) Extinction by assumption; or, the Romeo Error on Cebu. Oryx 32: 239–243.
Collar, N. J. and Rasmussen, P. C. (1998) Species limits in the Ninox philippensis complex. Ostrich 69: 398 (Proc. 22 Internatn. Orn. Congr.).
Dickinson, E. C., ed. (2003) The Howard & Moore complete checklist of the birds of the world. Third edition. London: Christopher Helm.
Dickinson, E. C., Kennedy, R. S. and Parkes, K. C. (1991) The birds of the Philippines: an annotated check-list. Tring: British Ornithologists’ Union (Check-list no. 12).
Forsman, E. D., Kaminske, T. J., Lewis, J. C., Maurice, K. J. and Sovern, S. G. (2005) Home range and habitat use of northern spotted owls on the Olympic Peninsula, Washington. J. Raptor Res. 39: 365–377.
Gonzalez, J. C., Dans, A. T. L., Pedregosa, M. G., Chiu, C. and Villahermosa, R. (1999) Island-wide survey of forest and fauna and flora inventory of selected sites for priority conservation on Cebu. Manila: Fauna & Flora International (unpublished).
Hooge, P. N. and Eichenlaub, B. (2000) Animal movement extension to ArcView. ver. 2.0. Anchorage: Alaska Science Center Biological Science Office, U.S. Geological Survey.
Kenward, R. E. (2004) Radio tagging. Pp.141–156 in Sutherland, W. J., Newton, I. and Green, R. E., eds. Bird ecology and conservation: a handbook of techniques. Oxford: Oxford University Press.
Magsalay, P., Brooks, T., Dutson, G. and Timmins, R. (1995) Extinction and conservation on Cebu. Nature 373: 294.
Mazur, K. M., Frith, S. D. and James, P. C. (1998) Barred owl home range and habitat selection in the boreal forest of central Saskatchewan. Auk 115: 746–754.
McGregor, R. C. (1909–1910) A manual of Philippine birds. Manila: Bureau of Printing.
Newton, I. (1994) The role of nest sites in limiting the numbers of hole-nesting birds: a review. Biol. Conserv. 70: 265–276.
Oldfield, S., Lusty, C. and MacKinven, A. (1998) The world list of threatened trees. Cambridge, UK: World Conservation Press.
Olsen, P. D. (1999) Genus Ninox species accounts. Pp. 231–237 in del Hoyo, J., Elliott, A. D. and Sargatal, J., eds. The Handbook of birds of the world, . Barcelona: Lynx Edicions.
Paguntalan, L. M. J. (2009) Cebu local forest conservation areas: assessment and action plan. Cebu, Philippines: Cebu Biodiversity Conservation Foundation, Inc. and Department and Environment and Natural Resources-VII.
Paguntalan, L. M. J. and Jakosalem, P. G. C. (2008) Significant records of birds in forests on Cebu island, central Philippines. Forktail 24: 48–56.
Rabor, D. S. (1959) The impact of deforestation on birds of Cebu, with new records for that island. Auk 76: 37–43.
Rasmussen, P. C., Allen, D. N. S., Collar, N. J., Demeulemeester, B., Hutchinson, R. O., Jakosalem, P. G. C., Kennedy, R. S., Lambert, F. R., & Paguntalan, L. M. (in press) Vocal divergence and new species in the Philippine Hawk Owl Ninox philippensis complex. Forktail 28.
Taylor, I. R., Kirsten, I. and Peake, P. (2002) Habitat, breeding and conservation of the Barking Owl Ninox connivens in northeastern Victoria, Australia. Pp.116–124 in Newton, I., Kavanagh, R., Olsen, J. and Taylor, I., eds. Ecology and conservation of owls. Victoria, Australia: CSIRO Publishing.
Virani, M. (2010) Home range and movement patterns of Sokoke Scops Owl Otus ireneae. Ostrich 71: 139–142.
White, G. C. and Garrott, R. A. (1990) Analysis of wildlife radio-tracking data. San Diego, CA: Academic Press,
Worton, B. J. (1989) Kernel methods for estimating the utilization distribution in home range studies. Ecology 70: 164–168.