Electronic Resource
Thiede, J.
;
Cehak, K.
;
Warren, Stephen G.
;
[et al.]
Zaporozec, A.
;
Butzer, Karl W.
;
Verstappen, H. Th.
;
Creelman, Robert A.
;
Lundqvist, Jan
;
Planhol, Xavier
;
Kunkel, G.
;
Tietze, Wolf
;
Söhnge, P. G.
;
Sirinanda, K. U.
;
Furuseth, Owen J.
;
Nagashima, Catharine
;
Pioro, T.
;
... and further 3
Springer
GeoJournal
4 (1982), S. 105-112