@article{TAC_1997_3_a3,
     author = {Gerald Dunn},
     title = {Lax {Operad} {Actions} and {Coherence} for {Monoidal} {
n-Categories,} {A_{\infty}} {Rings} 
and {Modules}},
     journal = {Theory and applications of categories},
     pages = {50--84},
     publisher = {mathdoc},
     volume = {3},
     year = {1997},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/TAC_1997_3_a3/}
}