平台:
EBSCOhost Business Source Complete
(Available from 2002/01/01 until 2002/05/31.)
EBSCOhost STM Source
(Available from 2002/01/01 until 2002/05/31.)
平台:
EBSCOhost Business Source Complete
(Available from 2001/11/01 until 2007/01/31.)
ProQuest SciTech Premium Collection
(Available from 2003/04/01 until 2011/04/30.)
EBSCOhost Business Source Complete
(Available from 2001/11/01 until 2007/01/31.)
ProQuest SciTech Premium Collection
(Available from 2003/04/01 until 2011/04/30.)