@article{article, title  = {{The theory of classification part 16: Rules of extension and the typing of inheritance}},

 year = {{2005}},

 month = {{1}},

 author = {{Simons AJH}},

 doi = {{10.5381/jot.2005.4.1.c2}},

 volume = {{4}},

 journal = {{Journal of Object Technology}},

 issue = {{1}},

 pages = {{13-25}},

 note = {{Accessed on 2026/08/24}}}