@article{10_4153_CJM_1994_073_7,
     author = {Nielsen, Ole A.},
     title = {Sharpness in {Young's} {Inequalityfor} {Convolution} {Products}},
     journal = {Canadian journal of mathematics},
     pages = {1287--1298},
     year = {1994},
     volume = {46},
     number = {6},
     doi = {10.4153/CJM-1994-073-7},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1994-073-7/}
}