Semiotics and levels of representation in complex information processing systems
2006 ◽
Vol 12
(4-5)
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pp. 279-298
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1964 ◽
Vol 68
(6)
◽
pp. 612-614
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2014 ◽
pp. 10-17
1994 ◽
Vol 350
(4)
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2012 ◽
Vol 55
(1)
◽
pp. 11-17