Publication Type: | Journal Article |
Year of Publication: | 1959 |
Authors: | E. Valkeila |
Journal: | Luonnon Tutkija |
Volume: | 63 |
Pagination: | 141-144 |
Publication Type: | Journal Article |
Year of Publication: | 1959 |
Authors: | E. Valkeila |
Journal: | Luonnon Tutkija |
Volume: | 63 |
Pagination: | 141-144 |