@article{10_4064_sm_68_2_187_197,
     author = {George Gasper and Walter Trebels},
     title = {Multiplier criteria of {H\"ormander} type for {Jacobi} expansions},
     journal = {Studia Mathematica},
     pages = {187--197},
     year = {1980},
     volume = {68},
     number = {2},
     doi = {10.4064/sm-68-2-187-197},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/sm-68-2-187-197/}
}