@article{TAC_2017_32_a11,
     author = {Jovana Obradovic},
     title = {Monoid-like definitions of cyclic operad},
     journal = {Theory and applications of categories},
     pages = {396--436},
     publisher = {mathdoc},
     volume = {32},
     year = {2017},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/TAC_2017_32_a11/}
}