<s>
The	O
AMSRefs	B-General_Concept
package	O
is	O
an	O
extension	O
package	O
for	O
LaTeX	B-Application
that	O
facilitates	O
the	O
creation	O
of	O
bibliographies	O
and	O
citations	O
in	O
LaTeX	B-Application
documents	O
.	O
</s>
<s>
Use	O
of	O
AMSRefs	B-General_Concept
allows	O
for	O
the	O
retention	O
of	O
rich	O
markup	O
that	O
makes	O
references	O
easier	O
to	O
reuse	O
in	O
other	O
publishing	O
environments	O
,	O
such	O
as	O
on	O
the	O
Web	O
,	O
in	O
other	O
book	O
or	O
journal	O
formats	O
,	O
or	O
with	O
citation	O
services	O
.	O
</s>
<s>
The	O
purpose	O
of	O
AMSRefs	B-General_Concept
is	O
to	O
provide	O
a	O
simpler	O
,	O
more	O
flexible	O
way	O
to	O
use	O
many	O
of	O
the	O
bibliography	O
and	O
citation	O
features	O
that	O
users	O
of	O
LaTeX	B-Application
and	O
BibTeX	B-Language
have	O
come	O
to	O
expect	O
.	O
</s>
<s>
It	O
does	O
this	O
by	O
replacing	O
the	O
unstructured	O
.bbl	O
file	O
format	O
of	O
LaTeX	B-Application
by	O
a	O
fully	O
structured	O
format	O
.	O
</s>
<s>
AMSRefs	B-General_Concept
provides	O
that	O
the	O
bibliography	O
style	O
is	O
controlled	O
completely	O
through	O
LaTeX	B-Application
instead	O
of	O
being	O
determined	O
partly	O
by	O
a	O
BibTeX	B-Language
style	O
file	O
and	O
partly	O
through	O
LaTeX	B-Application
.	O
</s>
<s>
The	O
same	O
data	O
format	O
is	O
used	O
in	O
the	O
database	O
file	O
and	O
in	O
the	O
LaTeX	B-Application
document	O
.	O
</s>
<s>
Thus	O
an	O
AMSRefs-format	O
database	O
is	O
a	O
valid	O
LaTeX	B-Application
document	O
that	O
can	O
be	O
printed	O
directly	O
.	O
</s>
<s>
It	O
is	O
possible	O
to	O
use	O
the	O
AMSRefs	B-General_Concept
package	O
without	O
abandoning	O
one	O
's	O
existing	O
BibTeX	B-Language
database	O
files	O
.	O
</s>
<s>
AMSRefs	B-General_Concept
may	O
be	O
distributed	O
and/or	O
modified	O
under	O
the	O
LaTeX	B-Application
Project	I-Application
Public	I-Application
License	I-Application
,	O
either	O
version	O
1.3c	O
of	O
this	O
license	O
or	O
(	O
at	O
your	O
option	O
)	O
any	O
later	O
version	O
.	O
</s>
