Searle, J.R., Minds, brains, and programs, The Behavioral and Brain Sciences, 1980, 3 (3): 417–457, doi:10.1017/S0140525X00005756
John R. Searle. Is the brain a digital computer?. Proceedings and Addresses of the American Philosophical Association. (Nov., 1990),. Vol. 64 (No. 3): pp. 21-37 (17 pages). doi:10.2307/3130074.请检查|date=中的日期值 (帮助) 引文格式1维护:冗余文本 (link)