@misc{10_4153_CMB_1966_073_6,
     title = {An {Informal} {Arithmetical} {Approach} to {Computability} and {Computation,} {III}},
     journal = {Canadian mathematical bulletin},
     pages = {593--609},
     year = {1966},
     volume = {9},
     number = {5},
     doi = {10.4153/CMB-1966-073-6},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1966-073-6/}
}