@article{SM_1999_190_1_a2,
     author = {A. O. Ivanov and A. A. Tuzhilin},
     title = {Geometry of convex polygons and locally minimal binary trees spanning these polygons},
     journal = {Sbornik. Mathematics},
     pages = {71--110},
     publisher = {mathdoc},
     volume = {190},
     number = {1},
     year = {1999},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1999_190_1_a2/}
}