| Citation | Graber, V., 1884. Grundlinien zur Erforschung des Helligskeit- und Farbensinnes der Tiere. Prague & Leipzig: Tempensky. 322 p. |
| DOI / ISBN | |
| PDF/Reference URL | https://books.google.ca/books/about/Grundlinien_zur_Erforschung_des_Helligke.html?id=I6NrXi75wTkC&redir_esc=y |
| Ref. No. | 134989 |
| Language | German |
| Usage | not used yet |
| Comments on the publication | |
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