@article{10_21136_CMJ_1982_101837,
     author = {Wray, S. D.},
     title = {Absolutely convergent expansions associated with a boundary-value problem with the eigenvalue parameter contained in one boundary condition},
     journal = {Czechoslovak Mathematical Journal},
     pages = {608--622},
     publisher = {mathdoc},
     volume = {32},
     number = {4},
     year = {1982},
     doi = {10.21136/CMJ.1982.101837},
     mrnumber = {682135},
     zbl = {0601.34014},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1982.101837/}
}