Bibliografía (4 obras)
Plant and animal resources and ecological condition of the Hanging Woman Basin in Big Horn County, Montana and Sheridan County, Wyoming
2003
Animal species of concern
2001
Results of boreal owl (Aegolius funereus) surveys on the Jefferson Division of the Lewis & Clark National Forest
1991
Results of Harlequin duck (Histrionicus histrionicus) surveys in 1990 on the Flathead National Forest, Montana
1990
