平台:
EBSCOhost Business Source Complete
(Available from 1995/01/01 until 1997/07/31.)
ProQuest SciTech Premium Collection
(Available from 1998/01/01 until 2008/07/09.)
EBSCOhost Business Source Complete
(Available from 1995/01/01 until 1997/07/31.)
ProQuest SciTech Premium Collection
(Available from 1998/01/01 until 2008/07/09.)