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The Continuum of Technology: A Non-Grouping of CountriesHerbert G. Kariel and Patricia E. Kariel · Geografiska Annaler. Series B, Human Geography · 1973
Socio-Cultural Impacts of Tourism: An Example from the Austrian AlpsHerbert G. Kariel and Patricia E. Kariel · Geografiska Annaler. Series B, Human Geography · 1982
Tourist Developments in the Kananaskis Valley Area, Alberta, Canada, and the Impact of the 1988 Winter Olympic GamesHerbert G. Kariel and Patricia E. Kariel · Mountain Research and Development · 1988