Publication Type: | Journal Article |
Year of Publication: | 1960 |
Authors: | R. Elfving |
Journal: | Luonnon Tutkija |
Volume: | 64 |
Pagination: | 143-149. |
Publication Type: | Journal Article |
Year of Publication: | 1960 |
Authors: | R. Elfving |
Journal: | Luonnon Tutkija |
Volume: | 64 |
Pagination: | 143-149. |