Bill Baird Todd Troyer Frank H. Eeckman Grammatical Inference by Attentional Control of Synchronization in an Oscillating Elman Network. 67-74 http://nips.djvuzone.org/djvu/nips06/0067.djvu 1993 conf/nips/1993 NIPS db/conf/nips/nips1993.html#BairdTE93