@article{10_4153_CJM_1967_078_6,
     author = {Boyd, David W.},
     title = {A {Class} of {Operators} on the {Lorentz} {Space} {M(\ensuremath{\varphi})}},
     journal = {Canadian journal of mathematics},
     pages = {839--841},
     year = {1967},
     volume = {19},
     number = {1},
     doi = {10.4153/CJM-1967-078-6},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1967-078-6/}
}