@article{article, title = {{The Theory of Classification part 11: Adding class types to object implementations}},
url = {{https://eprints.whiterose.ac.uk/79265/ }},
year = {{2004}},
month = {{1}},
author = {{Simons AJH}},
doi = {{10.5381/jot.2004.3.3.c1}},
volume = {{3}},
journal = {{Journal of Object Technology}},
issue = {{3}},
pages = {{7-19}},
note = {{Accessed on 2025/06/27}}}