@article{PIM_1952_S_S_IV_04_a17,
     author = {J. L. Walsh},
     title = {Note {On} {The} {Location} {Of} {Zeros} {Of} {Extermal} {Polynomials} {In} {The} {Non-Euclidean} {Plane}},
     journal = {Publications de l'Institut Math\'ematique},
     pages = {157 },
     publisher = {mathdoc},
     volume = {_S_S_IV},
     number = {04},
     year = {1952},
     url = {http://geodesic.mathdoc.fr/item/PIM_1952_S_S_IV_04_a17/}
}