TY - BOOK T1 - Systems and decision making : a management science approach A1 - Daellenbach, Hans G LA - English PP - Chichester etc. PB - John Wiley & Sons YR - 1994 UL - https://colectivo.uloyola.es/Record/L39177 OP - 545 SN - 0471950947 KW - Investigación operativa KW - Toma de decisión ER -