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Recreatief gebruik van bos- en natuurgebieden in Brabant en Limburg 1988
Visiting forests and nature reserves for recreational purposes Frequency and destination of holidays and short holidays / leisure outdoor activities in the Netherlands / having... -
Recreatieve betekenis van het nationale park De Hoge Veluwe 1986
Recreational importance of the national park "de Hoge Veluwe". R's nationality, residence / distance from ( temporary ) residence / frequency of visiting "de Hoge Veluwe" and in...