@misc{10_4153_CJM_2010_062_2,
     title = {Characterizations of {Extremals} for some {Functionals} on {Convex} {Bodies}},
     journal = {Canadian journal of mathematics},
     pages = {1404--1418},
     year = {2010},
     volume = {62},
     number = {6},
     doi = {10.4153/CJM-2010-062-2},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-2010-062-2/}
}