Information Systems
Information Systems > 2001 > 26 > 8 > 607-633
Information Systems > 2001 > 26 > 8 > 585-606
Information Systems > 2001 > 26 > 8 > 635-656
Information Systems > 2001 > 26 > 8 > 537-561
Information Systems > 2001 > 26 > 8 > 657-689
Information Systems > 2001 > 26 > 8 > 563-583