@article{10_4171_emss_4_2_1,
     author = {Jo\~ao Ara\'ujo and Peter J. Cameron and Benjamin Steinberg},
     title = {Between primitive and 2-transitive: {Synchronization} and its friends},
     journal = {EMS surveys in mathematical sciences},
     pages = {101--184},
     year = {2017},
     volume = {4},
     number = {2},
     doi = {10.4171/emss/4-2-1},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/emss/4-2-1/}
}