First-class nonstandard interpretations by opening closures.

Jeffrey Mark Siskind Barak A. Pearlmutter First-class nonstandard interpretations by opening closures. 71-76 2007 conf/popl/2007 POPL http://doi.acm.org/10.1145/1190216.1190230 db/conf/popl/popl2007.html#SiskindP07