41
by Evans
Published 2010
42
by Ashrafi
Published 2009
43
Published 2000
44
by Valacich
Published 2009
45
by Blitzer
Published 2010
46
Published 2009
47
by Gould
Published 2009
48
by Faris
Published 2009
49
by Romanes
Published 1986
50
by Chatfield
Published 1995
51
by Drake
Published 2010
52
by Halpin
Published 2008
53
by Sompayrac
Published 2008
54
Published 2002
55
56
by Jones
Published 2008
57
by Hargittai
Published 2006
58
by Larson
Published 2010
59
by Leon
Published 2010
60
by Shifrin
Published 2005