A Classic Paper: Computer Science as Empirical Inquiry: Symbols and Search [pdf]http://delivery.acm.org/10.1145/370000/360022/a1975-newell_simon.pdf?ip=2.233.167.221&acc=OPEN&CFID=106980106&CFTOKEN=11703774&__acm__=1338829242_e08aacc493e36901ff0a58f643e26f4d by lyudmil • 14 years ago 1 0 14 years agoDEdelivery.acm.org