Andy Buckley writes, via http://www.tex.ac.uk/upload:
Name of contribution: hepunits Author's name: Andy Buckley Author's email: andy@insectnation.org Location on CTAN: /macros/latex/contrib/hepunits Summary description: A set of units useful in high energy physics applications, for use with SIunits License type: lppl
Announcement text given by the package's contributor:
hepunits is a LaTeX package built on the SIunits package which adds a collection of useful HEP units to the existing SIunits set. These include the energy units MeV, GeV, TeV and the derived momentum and mass units MeVoverc, MeVovercsq and so on.
i've installed the package as suggested; thanks for the upload.
Robin Fairbairns
For the CTAN team