1. Nest-site selection by Eastern Screech-owls in central Kentucky;Belthoff;Condor,1990
2. Threatened plant, animal, and fungus species in Swedish forests: distribution and habitat associations;Berg;Conservation Biology,1994
3. Characteristics of spotted owl nest trees in the Wenatchee National Forest;Buchanan;Journal of Raptor Research,1993
4. Breeding density of the Tawny owl in relation to forest management regime;Calvario;Atti 5 Conv. Ital. Di Ornitologia,1991
5. Great Gray Owls (Strix nebulosa nebulosa) and forest management in North America: a review and recommendations;Duncan;Journal of Raptor Research,1997