TY - CHAP T1 - Testing Refinements by Refining Tests T2 - ZUM ’98: The Z Formal Specification Notation PY - 1998/02/03 AU - Derrick J AU - Boiten E ED - DO - DOI: 10.1007/978-3-540-49676-2_19 PB - Springer Berlin Heidelberg SN - 9783540650706 SP - 265 EP - 283 Y2 - 2024/10/23 ER -