Development principles for intelligent tutoring systems: Integrating cognitive theory into the development of computer-based instruction
1993 ◽
Vol 41
(1)
◽
pp. 59-72
◽
1998 ◽
Vol 35
(2)
◽
pp. 107-116
◽
2011 ◽
pp. 46-69
◽
1997 ◽
Vol 12
(3)
◽
pp. 207-222
◽
2001 ◽
1991 ◽
Vol 6
(2)
◽
pp. 59-95
◽