@book{Sowa84,
  title = {Conceptual Structures: Information Processing in Mind and Machine},
  author = {John F. Sowa},
  year = {1984},
  researchr = {https://researchr.org/publication/Sowa84},
  cites = {0},
  citedby = {0},
  publisher = {Addison-Wesley},
  isbn = {0-201-14472-7},
}