@book{Demidova-etal63,
  author	= {Demidova, A. K. and Motovilova, O. G. and Sevɩenko, G. D. \v and ɨaplygina, E. P.},
  year		= {1963},
  title		= {Naibolee upotrebitel'nye glagol'y sovre mennogo russkogo jazyka (Die gebr{\"a}uchlichsten Verben der russischen Gegenwartssprache)},
  publisher	= {Izdat. Akademii nauk},
  address	= {Moskva}
}