Abdolreza Hatamlou and Yusef Farhang and Mohammad Reza Meybodi, Combining Variable Ordering Heuristics for Improving Search Algorithms Performance. journal = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology. February 2009, vol. 26(2). 427 - 429 [viewed 26 April 2024]. Available from: https://publications.waset.org/pdf/2235.