@article{DM_1990_2_4_a7,
     author = {A. D. Vainshtein},
     title = {Construction of the minimal enclosing parallelogram},
     journal = {Diskretnaya Matematika},
     pages = {72--81},
     publisher = {mathdoc},
     volume = {2},
     number = {4},
     year = {1990},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DM_1990_2_4_a7/}
}