@article{MO_2017_83_3_a6,
     author = {A. V. Yastrebov},
     title = {Numeric measure of a triangle sides' diversification},
     journal = {Matemati\v{c}eskoe obrazovanie},
     pages = {51--53},
     publisher = {mathdoc},
     volume = {83},
     number = {3},
     year = {2017},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MO_2017_83_3_a6/}
}