TY - JOUR T1 - Constraint-oriented style for object-oriented formal specification JO - IEE Proceedings: Software PY - 1998/01/01 AU - Bolognesi T AU - Derrick J ED - DO - DOI: 10.1049/ip-sen:19986907 VL - 145 IS - 2-3 SP - 61 EP - 69 Y2 - 2024/12/22 ER -