TA Engineering (General). Civil engineering (General) 58 TK Electrical engineering. Electronics Nuclear engineering 30 TG Bridge engineering 12 TJ Mechanical engineering and machinery 11 QA75 Electronic computers. Computer science 4 T Technology (General) 4 L Education (General) 3 G70.212-70.215 Geographic information system 2 Spreadsheets 2 TA1-2040 Engineering (General). Civil engineering (General) 2 TP Chemical technology 2 Activity Based Computing 1 Appropriation 1 Artefacts 1 Bioinformedical database 1 Biological data 1 COTS 1 Case Study Contextual Dimensions 1 Case Study Contextual Factors 1 Case Study Research 1 Case Study in GSD 1 Change Management 1 Change Models 1 Collaboration Technologies 1 Collaboration Technologies in GSD 1 Collaborative Technologies 1 Collaborative technologies 1 Constructive approach 1 Critical Incident Analysis 1 Evolution 1