@article{MO_2018_2_a0, author = {V. K. Gavrilov}, title = {Line segment, to divide it or to construct it from parts {Gavrilov}}, journal = {Matemati\v{c}eskoe obrazovanie}, pages = {2--7}, year = {2018}, number = {2}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MO_2018_2_a0/} }