Simon J. Gibbs. An object-oriented office data model. PhD thesis, University of Toronto, Canada, 1983. [doi]
@phdthesis{ca-637, title = {An object-oriented office data model}, author = {Simon J. Gibbs}, year = {1983}, url = {https://librarysearch.library.utoronto.ca/permalink/01UTORONTO_INST/14bjeso/alma991105903968006196}, researchr = {https://researchr.org/publication/ca-637}, cites = {0}, citedby = {0}, school = {University of Toronto, Canada}, }