@article{JMAG_1997_4_1_a2,
     author = {V. I. Diskant},
     title = {Generalizations of the {Lyndel\"of} theorem},
     journal = {\v{Z}urnal matemati\v{c}eskoj fiziki, analiza, geometrii},
     pages = {59--64},
     year = {1997},
     volume = {4},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/JMAG_1997_4_1_a2/}
}