Re: [CODE4LIB] Twitter annotations and library software

[Jonathan Rochkind]

Jakob Voss wrote:

There are lookup services to get a standard identifier when only some 
bibliographic data is known - mainly OpenURL.
A standard identifier is not always _available_ -- even if you have 
access to a service to look up standard identifiers ( a not neccesarily 
realistic expectation for real world use cases) , not every publication 
HAS a standard identifier.

Jonathan