共 7 条
[1]
CARPETER, 1939, P AM ACAD ARTS SCI, V73, P32
[2]
Moore RC, 1936, J GEOL, V44, P1
[3]
*U KANS SCI, 1933, U KANS SCI B, V21, P265
[4]
1911, AM J SCI, V31, P376
[5]
1908, U KANSAS GEOL SURVEY, V9, P512
[6]
1939, P AM ACAD ARTS SCI, V73, P32
[7]
1931, AM J SCI, V5, P128