DaiB99'

@article{DBLP:journals/sigplan/DaiB99,
  author    = {Guilan Dai and
               Baowen Xu},
  title     = {An Ada-based Object-Oriented Modeling Language},
  journal   = {SIGPLAN Notices},
  volume    = {34},
  number    = {12},
  year      = {1999},
  pages     = {47-56},
  ee        = {http://doi.acm.org/10.1145/344283.344293},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}