BGRS'2012 Full PDF text Proceedings [Volume1]
BGRS'2010 Full PDF text Proceedings [Volume1]
BGRS'2008 Full PDF text Proceedings [Volume1]
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]