@article{10_4153_CMB_1966_009_7,
     author = {Jr., Kenneth D. Magill},
     title = {Automorphisms of the {Semigroup} of all {Relations} on a {Set}},
     journal = {Canadian mathematical bulletin},
     pages = {73--77},
     year = {1966},
     volume = {9},
     number = {1},
     doi = {10.4153/CMB-1966-009-7},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1966-009-7/}
}