AshCK97'

BibTeX

@article{DBLP:journals/apal/AshCK97,
  author    = {Christopher J. Ash and
               Peter Cholak and
               Julia F. Knight},
  title     = {Permitting, Forcing, and Copying of a Given Recursive Relation},
  journal   = {Ann. Pure Appl. Logic},
  volume    = {86},
  number    = {3},
  year      = {1997},
  pages     = {219-236},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}