Note on commutativity in double semigroups and two-fold monoidal categories.
Kock, J.
Journal of Homotopy and Related Structures, Tome 2 (2007), p. 217-228 / Harvested from The Electronic Library of Mathematics
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Publié le : 2007-01-01
EUDML-ID : urn:eudml:doc:222691 
@article{05672974,
     title = {Note on commutativity in double semigroups and two-fold monoidal categories.},
     journal = {Journal of Homotopy and Related Structures},
     volume = {2},
     year = {2007},
     pages = {217-228},
     zbl = {1184.18004},
     language = {en},
     url = {http://dml.mathdoc.fr/item/05672974}
}

Kock, J. Note on commutativity in double semigroups and two-fold monoidal categories.. Journal of Homotopy and Related Structures, Tome 2 (2007) pp. 217-228. http://gdmltest.u-ga.fr/item/05672974/