@article{MZM_2003_74_5_a1,
     author = {D. P. Il'yutko},
     title = {Locally {Minimal} {Trees} in $n${-Normed} {Spaces}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {656--668},
     year = {2003},
     volume = {74},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2003_74_5_a1/}
}