TY  JOUR
TI  Methodological approach to the cosmic products and services classification 
KW  cosmic products and services
KW  categorization
KW  types to economic activity
JO  Services in Russia and abroad
AU  Zaichko, V..
AU  Zhiganov, A..
AU  Maksimov, A..
PY  2014
IS  8
PB  Russian State University of Tourism and Service