共 32 条
[1]
Antevs E., 1948, U UTAH B, V38, P168
[2]
ARONOW S, 1953, N DAK GROUND WATER S, V19
[3]
ARONOW S, 1955, THESIS U WISCONSIN
[4]
BABCOCK EJ, 1902, N DAK GEOL SURVEY, P208
[5]
Brooks C.E.P., 1949, CLIMATE AGES
[7]
DEEVEY ES, 1953, CLIMATIC CHANGE, P273
[8]
EASKER DG, 1949, N DAK GEOL SURVEY B, V24
[9]
FENNEMAN NM, 1938, PHYSIOGRAPHY EASTERN
[10]
Flint R.F., 1947, GLACIAL GEOLOGY PLEI