TY  - SER
AU  - Black,Robert
TI  - Valders-two creeks, Wisconsin, revisited: the valders till is most likely post-Twocreekan
SN  - 00167606
KW  - Quaternaire
KW  - Glaciation
KW  - Sédimentation glaciaire
KW  - Morphologie glaciaire
KW  - Etats Unis
KW  - Wisconsin
N1  - <Donation ORSTOM>; bibliogr. p. 722-723
ER  -