@article{10_4153_CMB_1991_025_5,
     author = {Baran, Miros{\l}aw},
     title = {A {Karamata} {Method} {I.} {Elementary} {Properties} and {Applications}},
     journal = {Canadian mathematical bulletin},
     pages = {147--157},
     year = {1991},
     volume = {34},
     number = {2},
     doi = {10.4153/CMB-1991-025-5},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1991-025-5/}
}