Author: Mezhregionalʹnai︠a︡ nauchno-prakticheskai︠a︡ konferent︠s︡ii︠a︡ "Obshchestvo, turizm, servis, opyt, problemy i perspektivy razvitii︠a︡ Kamchatskogo krai︠a︡" (2011 Petropavlovsk-Kamchatskiĭ, Russia)