共 50 条
- [24] CUSTOMER MANAGEMENT OF LOCAL EXCHANGE CARRIER SERVICES [J]. DALLAS GLOBECOM 89, VOLS 1-3: COMMUNICATIONS TECHNOLOGY FOR THE 1990S AND BEYOND, 1989, : 207 - 211
- [28] Strategic planning for technological discontinuities in a changing regulatory environment [J]. EMS - 2000: PROCEEDINGS OF THE 2000 IEEE ENGINEERING MANAGEMENT SOCIETY, 2000, : 568 - 574
- [29] Nuclear medicine survey recommendations for a changing regulatory environment [J]. HEALTH PHYSICS, 2001, 81 (05): : S70 - S74