Israel Nelken Alon Fishbach Liora Las Nachum Ulanovsky Dina Farkas Primary auditory cortex of cats: feature detection or something else? 397-406 2003 89 Biological Cybernetics 5 http://dx.doi.org/10.1007/s00422-003-0445-3 db/journals/bc/bc89.html#NelkenFLUF03