Ruane, J.A., 2000. A framework for prioritizing domestic animal breeds for conservation purposes at the national level: a Norwegian case study. Conservation Biology 14, 1385–1393
Carson, A., et al., Geographical isolation of native sheep breeds in the UK—Evidence of endemism as a risk factor to genetic resources, Livest. Sci. (2009), doi:10.1016/j.livsci.2008.11.026
Steane, De.E., Wagner, H. & Khumnirdpetch V. (2002). Sustainable management of beef cattle and Buffalo genetic resources in Asia,In J. Allen and A. Na-Chiangmai, eds. Developing strategies for genetic evaluation for beef production in developing countries. Proceedings of an International Workshop held in Khon Kaen PRovince, Thailand, July 23-28, 2001 pp 139-147. Canberra. Australian Centre fore International Agricultural Research.
FAO, 2007. The State of the World's Animal Genetic Resources for Food and Agriculture, edited by Barbara Rischkowsky and Dafydd Pilling. Rome.
Robson, D., Handspinning Rare Wools: How to Spin Them Why We Should Care, Interweave Press (DVD).
Robson, D. and Ekarius, C., (2013) The Field Guide to Fleece, North Adams, Massachusetts, USA: Storey Publishing.
Robson, D. and Ekarius, C., (2011) The Fleece and Fiber Source Book, North Adams, Massachusetts, USA: Storey Publishing.