Modeling online instruction knowledge using Petri nets
Keyword(s):
1988 ◽
Vol 135
(4)
◽
pp. 239
◽
1995 ◽
Vol 115
(7)
◽
pp. 914-919
2009 ◽
Vol 129
(5)
◽
pp. 455-461
◽
Keyword(s):
2016 ◽
Vol 31
◽
pp. 170-179