The gnostic religion. The message of the alien god and the beginnings of Christianity. Second edition, revised.

von Jonas, H.
Boston : 1991.
Umfang/Format: XX, 358 S.

Slope processes and climate in the Abisko Mountains, Northern Sweden.

von Rapp, Anders
Veröffentlicht in Solifluction and climatic variation in the Holocene.
Stuttgart : G. Fischer, 1993.
Umfang/Format: 163-177 : Abb.