APA Kolahkaj,Maral,Harounabadi,Ali,Nikravan shalmani,Alireza,Chinipardaz,Rahim. (2019) .DBCACF: A Multidimensional Method for Tourist Recommendation Based on Users’ Demographic, Context and Feedback .Journal of Information Systems and Telecommunication (JIST) ,24 (6) ,209-219.