Hi, Tod. No idea how well it works, but there is a perl Text::SuDocs
module on CPAN:
Might be something you could reverse-engineer for another platform.
From: Code for Libraries [mailto:[log in to unmask]] On Behalf Of
Sent: Wednesday, February 20, 2013 10:09 AM
To: [log in to unmask]
Subject: [CODE4LIB] SuDoc normalization for sorting
Does anyone have some code they'd be willing to share that normalizes
SuDoc numbers for sorting?
Tod Olson <[log in to unmask]<mailto:[log in to unmask]>>
University of Chicago Library