How to learn in an incomplete knowledge environment: Structured objects for a modal approach
1993 ◽
pp. 340-355
1998 ◽
Vol 30
(6)
◽
pp. 1-12
2019 ◽
Vol 24
◽
pp. 390-397
◽
Keyword(s):
2007 ◽
Vol 9
(3-4)
◽
pp. 245-262
◽