@article{10_4153_CJM_1991_070_9,
     author = {Gasper, George and Trebels, Walter},
     title = {On {Necessary} {Multiplier} {Conditions} for {Laguerre} {Expansions}},
     journal = {Canadian journal of mathematics},
     pages = {1228--1242},
     year = {1991},
     volume = {43},
     number = {6},
     doi = {10.4153/CJM-1991-070-9},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1991-070-9/}
}