@article{10_4153_CMB_1972_023_7,
     author = {Costley, Charles G.},
     title = {On {Some} {Functional} {Equations} of {Carleman}},
     journal = {Canadian mathematical bulletin},
     pages = {129--131},
     year = {1972},
     volume = {15},
     number = {1},
     doi = {10.4153/CMB-1972-023-7},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1972-023-7/}
}