GrossbergH89'

BibTeX

@article{DBLP:journals/jsyml/GrossbergH89,
  author    = {Rami P. Grossberg and
               Bradd Hart},
  title     = {The Classification of Excellent Classes},
  journal   = {J. Symb. Log.},
  volume    = {54},
  number    = {4},
  year      = {1989},
  pages     = {1359-1381},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}