Frost action and vegetation patterns on Seward Peninsula, Alaska : a study of the geomorphic significance of vegetation patterns as related to frost action at high latitudes and in areas of perennially frozen ground
Study of the geomorphic significance of vegetation patterns as related to frost action at high latitudes and in areas of perennially frozen ground
Geological Survey bulletin ;
Contributions to general geology ;
Hopkins, David Moody, 1921-2001, author.
Sigafoos, Robert Sumner, 1920- author.
Geological Survey (U.S.), issuing body.
by D.M. Hopkins and R.S. Sigafoos.
Frost action and vegetation patterns on Seward Peninsula, Alaska : a study of the geomorphic significance of vegetation patterns as related to frost action at high latitudes and in areas of perennially frozen ground