Temporal Integration Can Readily Switch Between Sublinear and Supralinear Summation -- Margulis and Tang 79 (5): 2809 -- Journal of Neurophysiology

http://jn.physiology.org/cgi/content/abstract/79/5/2809?ijkey=ef7cf2496f901166f09db942ce8b477e54110324&keytype2=tf_ipsecsha