TY - JOUR T1 - Practitioner-based measurement JO - Communications of the ACM UR - https://doi.org/10.1145/1666420.1666456 PY - 2010/03/01 AU - Parkinson ST AU - Hierons RM AU - Lycett M AU - Norman M ED - DO - DOI: 10.1145/1666420.1666456 PB - Association for Computing Machinery (ACM) VL - 53 IS - 3 SP - 142 EP - 147 Y2 - 2025/11/05 ER -