- Hoefs, M. and U. Nowlan (1997). "Comparison of horn growth in captive and free-ranging Dall's rams," Journal of Wildlife Management 61(4):1154-1160.
- Hoefs, M. and U. Nowlan (1997). "Hybridization of thin-horn and big-horn sheep," The Canadian Field-Naturalist 111(4):647-648.
- Hoefs, M. and U. Nowlan (1994). "Distorted sex ratios in young ungulates: The role of nutrition," Journal of Mammalogy 75(3):331-336.
- Hoefs, M. and U. Nowlan (1993). "Minimum breeding age of Dall's sheep ewes," Canadian Field-Naturalist 1107(2):241-243.
Hoefs, M. (1991). "Longevity record for Dall's sheep," Canadian Field-Naturalist 105(3):397-398.
Hoefs, M. (1974). "Food selection of Dall's sheep," In Geist ,V. and F. Walther (eds.), The behaviour of ungulates and its relation to management. I.U.C.N. publication, Vol. 2:759-786. Morges, Switzerland.
If you are a researcher who has included the Yukon Wildlife Preserve in your project, please send us a copy of your paper, a brief abstract and your contact information so that we may include it in our listing of published papers.