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Brand, C. J., M. J. Pybus, W. B. Ballard, and R. O. Peterson.  1995.  Infectious 
     and parasitic diseases of the gray wolf and their potential effects on wolf 
     populations in North America.  Pages 419-429 in Ecology and conservation of 
     Wolves in a changing world.  Edited by L. N. Carbyn, S. H. Fritts, and D. R. 
     Seip. Canadian Circumpolar Institute, Edmonton, Alberta, Canada.

Mech, L. D.  1974.  Current techniques in the study of elusive wilderness 
     carnivores.  International Congress of Game Biologists 11:315-322.
	 
Mech, L. D.  1986.  Wolf population in the central Superior National Forest, 
     1967-1985.  U.S. Forest Service Research Paper NC-270.
	   
Mech, L. D., and L. D. Frenzel, Jr.  1971.  Ecological studies of the timber 
     wolf in northeastern Minnesota.  U.S. Forest Service Research Paper NC-52.
     
Muneer, M. E., I. O. Farah, K. A. Pomeroy, S. M. Goyal, and L. D. Mech.  1988.  
     Detection of parvovirus in Wolf feces by electron microscopy.  Journal of 
     Wildlife Diseases 24:170-172. 
     
Pence, D. B., and J. W. Custer.  1981.  Host-parasitic relationships in the 
     wild canidae of North America. II. Pathology of infectious diseases in the 
     genus Canis.  Pages 760-845 in Worldwide Furbearer Conference Proceedings, 
     Volume II. Edited by J. A. Chapman and D. Pursley.

Seal, U. S., L. D. Mech, and V. Van Ballenberghe.  1975.  Blood analyses of 
     wolf pups and their ecological and metabolic interpretation.  Journal of 
     Mammalogy 56:64-75. 

Van Ballenberghe, V., A. W. Erickson, and D. Byman.  1975.  Ecology of the 
     timber wolf in northeastern Minnesota.  Wildlife Monograph 43.

Van Ballenberghe, V., and L. D. Mech.  1975.  Weights, growth, and survival of 
     timber wolf pups in Minnesota.  Journal of Mammalogy 56:44-63.