TY  JOUR
TI  
KW  classification of queries
KW  search engine optimization
KW  search engine marketing
KW  Internet-marketing
JO  MOSCOW ECONOMIC JOURNAL
AU  Plotnikov, A.V.
AU  Cherdancev, V.P.
AU  Chernikova, S.A.
PY  2017
IS  2
PB  Electronic science