Recreational zoning of the territory of the Kaliningrad region
... Vedenin Yu. A., Zorin I. V., Mukhina L. I. Territorial recreational system as an object of studying geographical sciences // Izvestiya AN of the
USSR. Series. Geogr. 1974. № 2.
Gapanovich A.
recreational zoning, Kaliningrad region, recreation zone, differentiation factors, tourism, territorial organisation.
148-158