 |
 |
Official values of conversion factors
can be found in the multi-part international standard ISO/IEC 80000, which can be purchased from the usual ISO and IEC outlets;
may also be consulted on-line in Appendix B of NIST Special Publication 811.
|
 |
The CODATA internationally recommended values for the fundamental physical constants are available from the NIST site.
|
 |
Several on-line unit conversion facilities exist, and links to a number of these are provided by the NIST. The BIPM has no plans to develop its own on-line conversion programs. |
|
 |