Jian Hou Fei Yuan Hong-hai Mi Consistency, Continuity and Approximation Properties of CRI Algorithm and Triple I Method. 220-224 2008 FSKD (1) http://dx.doi.org/10.1109/FSKD.2008.310 conf/fskd/2008-1 db/conf/fskd/fskd2008-1.html#HouYM08