1. Aesthetics, n.d., Oxford Dictionary. Retrieved June 8, 2015, from http://www.oxforddictionaries.com/definition/english/aesthetic.
2. A transactional geography of the image-event: the films of Scottish director Bill Forsyth;Aitken;Trans. Inst. Br. Geographers,1991
3. Exploring people’s preferences on specific attributes of urban forests in Washington DC: a conjoint approach;Andrada;J. Hortic. For.,2015
4. Events (like objects) are things, can have affordance properties, and can be perceived;Bingham;Ecol. Psychol.,2000
5. Crossing methodological boundaries: assessing visitor motivations and support for management actions at Yellowstone National Park using quantitative and qualitative research approaches;Borrie;George Wright Forum,2001