@article{10_4153_CMB_1981_061_7,
     author = {Chan, Ling-Yau},
     title = {Some {Further} {Extensions} of {Hardy's} {Inequality}},
     journal = {Canadian mathematical bulletin},
     pages = {393--400},
     year = {1981},
     volume = {24},
     number = {4},
     doi = {10.4153/CMB-1981-061-7},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1981-061-7/}
}