FRANKLIN, R. G.; ADAMS, R. B. The reward of a good joke: neural correlates of viewing dynamic displays of stand-up comedy. Cognitive, Affective, & Behavioral Neuroscience, v. 11, p. 508-515, 2011.
FRIED, I. et al. Electric current stimulates laughter. Nature, v. 391, n. 6668, p. 650-650, 1998.
MORAN, J. M. et al. Neural correlates of humor detection and appreciation. Neuroimage, v. 21, n. 3, p. 1055-1060, 2004.