@article{MO_2008_3_a0,
     author = {A. Pontryagina},
     title = {For the 100-th {Anniversary} of {L.} {Pontryagin}},
     journal = {Matemati\v{c}eskoe obrazovanie},
     pages = {2--26},
     year = {2008},
     number = {3},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MO_2008_3_a0/}
}