(Q3425750)
Statements
10 February 1948
2 references
Sven Otto Birkeland
9 October 2017
0 references
1967
1968
1 reference
1973
1978
1 reference
1 reference
1 reference
1 reference
Identifiers
Sitelinks
Wikipedia(4 entries)
- arwiki سفين أوتو بيركلاند
- enwiki Sven Otto Birkeland
- itwiki Sven Otto Birkeland
- nowiki Sven Otto Birkeland