Y. Yılmaz and  C. Ünal and  A. Dursun,  The Effects of Distribution Channels on the Selling Prices of Hotels in Time of Crisis.   journal   = {International Journal of Economics and Management Engineering}, [online]. World Academy of Science, Engineering and Technology.
    May 2019, vol. 150(6). 941 - 944
    [viewed 27 April 2024]. Available from: https://publications.waset.org/pdf/10010533.