Publication Type: | Journal Article |
Year of Publication: | 1960 |
Authors: | E. Valkeila |
Journal: | Opuscula |
Volume: | 25 |
Pagination: | 232 |
Publication Type: | Journal Article |
Year of Publication: | 1960 |
Authors: | E. Valkeila |
Journal: | Opuscula |
Volume: | 25 |
Pagination: | 232 |