Editing Gravitational redshift (section)

=== Primary sources ===
* {{cite journal
 |last=Michell, John
 |date=1784
 |title=On the means of discovering the distance, magnitude etc. of the fixed stars
 |journal=Philosophical Transactions of the Royal Society
 |pages = 35–57
 |doi=10.1098/rstl.1784.0008
 |volume=74
 |doi-access=free
 |bibcode=1784RSPT...74...35M
}}
* {{cite book
 |last=Laplace, Pierre-Simon
 |date=1796
 |title=The system of the world
 |volume=2
 |edition=1809 English translation
 |pages = 366–368
 |location=London
 |publisher=Richard Phillips
 |url=https://books.google.com/books?id=f7Kv2iFUNJoC
}}
* {{cite journal
 |last=von Soldner, Johann Georg
 |date=1804
 |title=On the deflection of a light ray from its rectilinear motion, by the attraction of a celestial body at which it nearly passes by
 |journal=Berliner Astronomisches Jahrbuch
 |pages =161–172|title-link=s:On the Deflection of a Light Ray from its Rectilinear Motion
}}
* Albert Einstein, "Relativity: the Special and General Theory". [[gutenberg:5001|(@Project Gutenberg)]].
* {{cite journal | last1 = Pound | first1 = R.V. | last2 = Rebka | first2 = G.A. Jr. | year = 1959 | title = Gravitational Red-Shift in Nuclear Resonance | journal = Phys. Rev. Lett. | volume = 3 | issue = 9| pages = 439–441 | doi=10.1103/physrevlett.3.439|bibcode = 1959PhRvL...3..439P | doi-access = free }}
* {{cite journal | last1 = Pound | first1 = R.V. | last2 = Snider | first2 = J.L. | year = 1965 | title = Effect of gravity on gamma radiation | doi = 10.1103/physrev.140.b788 | journal = Phys. Rev. B | volume = 140 | issue = 3B| pages = 788–803 |bibcode = 1965PhRv..140..788P }}
* {{cite journal | last1 = Pound | first1 = R.V. | year = 2000| title = Weighing Photons" (2000) | journal = Classical and Quantum Gravity | volume = 17 | issue = 12| pages = 2303–2311 | doi=10.1088/0264-9381/17/12/301|bibcode = 2000CQGra..17.2303P | s2cid = 250886562 }}