AG 1	Strategic Advisory Group
AG 4	HVDC System Performance
B4-38	Simulation of HVDC and FACTS
B4-44	Planning Guidelines Dealing with HVDC Environmental Issues
B4-46	Voltage Source Converter (VSC) HVDC for power transmission - Economic Aspects and comparison with other AC and DC technologies
B4-47	Special Issues in AC Filter Specification for HVDC
B4-48	Testing of VSC System for HVDC applications
B4-49	Performance Evaluation and Applications Review of Exsiting Thyristor Control Series Compensation Devices
JWG B4-B2-C3-50	Electric Field and Ion Current Environment of HVDC Overhead Transmission Lines
B4-51	Study of Converter Voltage Transients Imposed on the HVDC Converter Transformers
B4-52	HVDC Grid Feasibility Study
JWG B5/B4-25	Impact of HVDC Stations on Protection of AC Systems
C4/C1/B4-604	Influence of Embedded HVDC Transmission on System Security and AC Network Performance