@article{10_4153_CMB_1970_066_3,
     author = {Costley, Charles G.},
     title = {On {Carleman} {Integral} {Operators}},
     journal = {Canadian mathematical bulletin},
     pages = {351--357},
     year = {1970},
     volume = {13},
     number = {3},
     doi = {10.4153/CMB-1970-066-3},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1970-066-3/}
}