1. Cho E.J., and Y.S. Han 2004, A study on the food purchasing status through on-line‧off-line food market. J Korean Soc Food Culture 19:678-690. (in Korean)
2. Choi N.R. 2007, Study on consumption status and preference level for vegetables. MS thesis, Sookmyung Women's University, Seoul, Korea. (in Korean)
3. Antioxidant activity in some red sweet pepper cultivars
4. Gremler D.D. 1995, The effect of satisfaction, switching costs, and interpersonal bonds on service loyalty. PhD dissertation, Arizona State University, AZ, USA.
5. Im S.B. 2009. Theories in landscape analysis (Rev. ed.). Seoul National University Press, Seoul, Korea. (in Korean)