@article{10_4064_cm127_1_10,
     author = {Horst Martini and Zokhrab Mustafaev},
     title = {On unit balls and isoperimetrices in normed spaces},
     journal = {Colloquium Mathematicum},
     pages = {133--142},
     publisher = {mathdoc},
     volume = {127},
     number = {1},
     year = {2012},
     doi = {10.4064/cm127-1-10},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm127-1-10/}
}