Werner Brockmann Alexander Horst Stabilizing the Convergence of Online-Learning in Neuro-Fuzzy Systems by an Immune System-inspired Approach. 1-6 2007 FUZZ-IEEE http://dx.doi.org/10.1109/FUZZY.2007.4295391 conf/fuzzIEEE/2007 db/conf/fuzzIEEE/fuzzIEEE2007.html#BrockmannH07