TY - JOUR T1 - The theory of classification - Part 10: Method combination and super-reference JO - Journal of Object Technology UR - https://eprints.whiterose.ac.uk/79264/ PY - 2004/01/01 AU - Simons AJH ED - DO - DOI: 10.5381/jot.2004.3.1.c4 VL - 3 IS - 1 SP - 43 EP - 53 Y2 - 2024/10/23 ER -