<s>
Karlsruher	B-Library
Virtueller	I-Library
Katalog	I-Library
(	O
KVK	O
)	O
is	O
a	O
book	O
search	B-Application
engine	I-Application
administered	O
by	O
the	O
library	O
of	O
the	O
Karlsruhe	O
Institute	O
of	O
Technology	O
.	O
</s>
<s>
It	O
searches	O
a	O
large	O
number	O
of	O
catalogs	O
of	O
research	O
libraries	O
and	O
consortia	O
in	O
Germany	O
,	O
Austria	O
,	O
and	O
Switzerland	B-Protocol
,	O
as	O
well	O
as	O
important	O
consortia	O
and	O
national	O
library	B-Library
catalogs	I-Library
in	O
other	O
countries	O
.	O
</s>
<s>
Beyond	O
that	O
it	O
also	O
searches	O
open	O
access	O
and	O
digital	O
media	O
search	B-Application
engines	I-Application
and	O
catalogs	O
.	O
</s>
