@article{10_4064_cm_33_1_117_122,
     author = {S. Hartman},
     title = {Non-closed thin sets in harmonic analysis},
     journal = {Colloquium Mathematicum},
     pages = {117--122},
     publisher = {mathdoc},
     volume = {33},
     number = {1},
     year = {1975},
     doi = {10.4064/cm-33-1-117-122},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm-33-1-117-122/}
}