<s>
A	O
business	B-Protocol
interoperability	I-Protocol
interface	I-Protocol
(	O
BII	O
)	O
is	O
an	O
interface	O
that	O
enables	O
business	O
interoperability	O
between	O
organizational	O
systems	O
.	O
</s>
<s>
by	O
describing	O
Application	B-Application
Programming	I-Application
Interfaces	I-Application
,	O
recent	O
developments	O
like	O
Service-oriented	O
Architecture	O
shifted	O
the	O
attention	O
to	O
conceptual	O
interfaces	O
aiming	O
at	O
a	O
business-level	O
description	O
of	O
services	O
and	O
organizational	O
boundaries	O
.	O
</s>
<s>
The	O
Business	B-Protocol
Interoperability	I-Protocol
Interface	I-Protocol
of	O
an	O
organization	O
comprises	O
all	O
information	O
that	O
is	O
relevant	O
for	O
partner	O
organizations	O
in	O
order	O
to	O
enact	O
a	O
collaborative	O
business	O
process	O
with	O
the	O
organization	O
.	O
</s>
<s>
An	O
EU-research	O
project	O
,	O
aiming	O
at	O
improving	O
interoperability	O
between	O
European	O
public	O
administrations	O
,	O
delivered	O
a	O
proposal	O
for	O
designing	O
and	O
implementing	O
a	O
Business	B-Protocol
Interoperability	I-Protocol
Interface	I-Protocol
,	O
which	O
was	O
later	O
refined	O
in	O
scientific	O
publications	O
.	O
</s>
