N. P. Tsephe and  S. D. Eyono Obono,  A Theoretical Framework for Rural Tourism Motivation Factors.   journal   = {International Journal of Economics and Management Engineering}, [online]. World Academy of Science, Engineering and Technology.
    January 2013, vol. 73(1). 273 - 278
    [viewed 30 March 2020]. Available from: https://publications.waset.org/pdf/3031.