[plt-scheme] When would you use units rather than classes?

From: Grant Rettke (grettke at acm.org)
Date: Sat Apr 5 00:03:40 EDT 2008

Matthew Flatt and Matthias Felleisen. "Units: Cool Modules for HOT
Languages". Proceedings of PLDI 98. 1998.

http://www.ccs.neu.edu/scheme/pubs/pldi98-ff.ps.gz


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