Hans W. Guesgen Steffen Hölldobler Connectionist Inference Systems. 82-120 1990 conf/dagstuhl/1990pis Dagstuhl Seminar on Parallelization in Inference Systems db/conf/dagstuhl/pis1990.html#GuesgenH90 http://dx.doi.org/10.1007/3-540-55425-4_4