AL AND EXPERT SYSTEMS A COMPREHENSIVE GUIDE TO TURBO PASCAL SECOND EDITION
ROBERT I.LEVINE DIANE E.DRANG AND BARRY EDELSON1990 年出版292 页ISBN:0070374953
LECTURE NOTES IN ECONOMICE AND MATHEMATICAL SYSTEMS 482: A THEORY OF INTERNATIONAL TRADE
WEI-BIN ZHANG2000 年出版196 页ISBN:3540669175