TY  - BOOK
TI  - Geological Survey of Denmark and Greenland Bulletin
SN  - 1904-4666
CY  - Denmark
KW  -  Geology | Science
KW  -  Geophysics. Cosmic physics
KW  -  Physics
KW  - Science
UR  - https://doaj.org/toc/6e072a2945ae472a9501b3a060188907
ER  -