@article{DBLP:journals/debu/OzsoyogluHO90,
  author    = {Gultekin {\"O}zsoyoglu and
               Wen-Chi Hou and
               Adegbemiga Ola},
  title     = {A Scientific DBMS for Programmable Logic Controllers},
  journal   = {IEEE Data Eng. Bull.},
  volume    = {13},
  number    = {3},
  year      = {1990},
  pages     = {44-50},
  ee        = {http://sites.computer.org/debull/90SEP-CD.pdf},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}