The late Precambrian "sparagmites" of southern Norway; a major Caledonian allochthon; the Osen-Roa nappe complex
- 1 January 1981
- journal article
- Published by American Journal of Science (AJS) in American Journal of Science
- Vol. 281 (1) , 69-94
- https://doi.org/10.2475/ajs.281.1.69