1. Abkar, M., Kamal, M., Maulan, S., & Davoodi, S. R. (2011). Determining the visual preference of urban landscapes. Scientific Research and Essays, 6(9), 1991–1997. https://doi.org/10.5897/SRE11.171
2. Acar, C., Kurdoglu, B. C., Kurdoglu, O., & Acar, H. (2006). Public preferences for visual quality and management in the Kackar Mountains National Park (Turkey). International Journal of Sustainable Development & World Ecology, 13(6), 499–512. https://doi.org/10.1080/13504500609469699
3. Acar, C., & Sakıcı, Ç. (2008). Assessing landscape perception of urban rocky habitats. Building and Environment, 43(6), 1153–1170. https://doi.org/10.1016/j.buildenv.2006.02.026
4. Anderson, L. M., Mulligan, B. E., Goodman, L. S., & Regen, H. Z. (1983). Effects of sounds on preferences for outdoor settings. Environment and Behavior, 15(5), 539–566. https://doi.org/10.1177/0013916583155001
5. Avıžıenė, D., Pakalnis, R., & Sendžıkaıtė, J. (2007). Preservation, assessment and management of scenic landscape in Lithuania. In Man in The Landscape Across Frontiers: Landscape and Land Use Change in Central European Border Regions. The IGU/LUCC Central Europe Conference 2007, August 28–September 4. Faculty of Science, Charles University in Prague, Czech Republic (pp. 8–19). http://lucc.zrc-sazu.si/Portals/31/Conferences/Central%20Europe%202007/1.pdf#page=8