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BGRS'2006 Full PDF text Proceedings [Volume1] [Volume2] [Volume3]
BGRS'2004 Full PDF text Proceedings [Volume1] [Volume2]
BGRS'2002 Full PDF text Proceedings [Volume1] [Volume2] [Volume3] [Volume4]
BGRS'2000 Full PDF text Proceedings [Volume1] [Volume2] [Volume3]
BGRS'98 Full text Proceedings [Volume]
