| Author: | Freundlich, Erwin, 1885-1964 |
| Subject: | QC, Relativity (Physics), Gravitation |
| Format: | Electronic text |
| Date issued: | 2023 |
| Language: | English |
| Publisher: | Project Gutenberg, |
| Rights: | Public domain in the USA. |
| Download link: | The foundations of Einstein's theory of gravitation [electronic resource] / Erwin Freundlich |