@article{10_37236_7932,
     author = {Joseph DiMuro},
     title = {Classifying rotationally-closed languages having greedy universal cycles},
     journal = {The electronic journal of combinatorics},
     year = {2019},
     volume = {26},
     number = {1},
     doi = {10.37236/7932},
     zbl = {1409.68352},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/7932/}
}