Significnat changes:
- hyperref support made more robust; "off-by-one-line" problem fixed;
- support added/fixed for showlabels, showkeys;
- numeric labels made flush-right instead of flush-left.
Amsrefs is a LaTeX package for bibliographies that provides an
archival data format similar to the format of BibTeX database files,
but adapted to make direct processing by LaTeX easier. The package
can be used either in conjunction with BibTeX or as a replacement for
BibTeX.