@article{10_4153_CJM_1967_066_5,
     author = {Caradus, S. R.},
     title = {On {Meromorphic} {Operators,} {I}},
     journal = {Canadian journal of mathematics},
     pages = {723--736},
     year = {1967},
     volume = {19},
     number = {1},
     doi = {10.4153/CJM-1967-066-5},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1967-066-5/}
}