@article{MO_2003_27_4_a5,
     author = {S. V. Dvoryaninov},
     title = {Local and global {Notions} {Concerning} {Functions}},
     journal = {Matemati\v{c}eskoe obrazovanie},
     pages = {67--74},
     publisher = {mathdoc},
     volume = {27},
     number = {4},
     year = {2003},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MO_2003_27_4_a5/}
}