Norwati Mustapha and Manijeh Jalali and Abolghasem Bozorgniya and Mehrdad Jalali, Navigation Patterns Mining Approach based on Expectation Maximization Algorithm. journal = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology. February 2009, vol. 26(2). 422 - 426 [viewed 24 April 2024]. Available from: https://publications.waset.org/pdf/3022.