Olson, Everett C.
Morphological integration
University of Chicago Press, 1999
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Bauer, Laurie
Morphological productivity
Cambridge University Press, 2001
 eBooks
Conquering complexity
edited by Mike Hinchey, Lorcan Coyle
Springer, 2012
 eBooks
Savage, John E.
The complexity of computing
John Wiley & Sons, 1976
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Stump, Gregory
Morphological typology from word to paradigm
Cambridge University Press, 2013
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