Загальна коваріантність: відмінності між версіями

* [http://www.pitt.edu/~jdnorton/papers/decades.pdf General covariance and the foundations of general relativity: eight decades of dispute] {{Webarchive|url=https://web.archive.org/web/20171124074404/http://www.pitt.edu/~jdnorton/papers/decades.pdf |date=24 листопада 2017 }}, by J. D. Norton (file size: 4 MB)<br /> [http://www.pitt.edu/~jdnorton/papers/decades_re-set.pdf re-typeset version] {{Webarchive|url=https://web.archive.org/web/20110606161001/http://www.pitt.edu/~jdnorton/papers/decades_re-set.pdf |date=6 червня 2011 }} (file size: 460 KB)