%0 Journal Article %A Dany Majard %T n-tuple groupoids and optimally coupled factorizations %J Theory and applications of categories %D 2013 %P 304-331 %V 28 %I mathdoc %U http://geodesic.mathdoc.fr/item/TAC_2013_28_a11/ %G en %F TAC_2013_28_a11