(2012). Persian-translation vol. 9, no.1, February 2012. Iranian Journal of Fuzzy Systems, 9(1), 161-170. doi: 10.22111/ijfs.2012.2817
. "Persian-translation vol. 9, no.1, February 2012". Iranian Journal of Fuzzy Systems, 9, 1, 2012, 161-170. doi: 10.22111/ijfs.2012.2817
(2012). 'Persian-translation vol. 9, no.1, February 2012', Iranian Journal of Fuzzy Systems, 9(1), pp. 161-170. doi: 10.22111/ijfs.2012.2817
Persian-translation vol. 9, no.1, February 2012. Iranian Journal of Fuzzy Systems, 2012; 9(1): 161-170. doi: 10.22111/ijfs.2012.2817
)