@article{JIS_2015__18_10_a0,
     author = {Currie,  James and Rampersad,  Narad},
     title = {Binary words avoiding {\(xx^Rx\)} and strongly unimodal sequences},
     journal = {Journal of integer sequences},
     year = {2015},
     volume = {18},
     number = {10},
     zbl = {1329.68194},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/JIS_2015__18_10_a0/}
}