Taylor, J. H.; Weisberg, J. M. «Further experimental tests of relativistic gravity using the binary pulsar PSR 1913 + 16». Astrophysical Journal, 345, 1989, pàg. 434–450. Bibcode: 1989ApJ...345..434T. DOI: 10.1086/167917.
Taylor, J. H.; Weisberg, J. M. «Further experimental tests of relativistic gravity using the binary pulsar PSR 1913 + 16». Astrophysical Journal, 345, 1989, pàg. 434–450. Bibcode: 1989ApJ...345..434T. DOI: 10.1086/167917.