@Book{HPKR94, editor = { Stephen Jos\'{e} Hanson and Thomas Petsche and Michael Kearns and Ronald L. Rivest }, title = { Computational Learning Theory and Natural Learning Systems: Intersections between Theory and Experiment }, volume = { II }, publisher = { MIT Press }, OPTyear = { 1994 }, OPTmonth = { June 29, }, date = { 1994-06-29 }, }