RT Journal T1 Study on the Optimization of Physical Distribution Routing Problem by Using Hybrid Genetic Algorithm A1 LANG Mao-xiang, HU Si-ji PB Chinese Journal of Management Science FD 2002-10-28 YR 2002 JF Chinese Journal of Management Science JO Chinese Journal of Management Science VO IS 5 SP 51 DO K1 physical distribution;hybrid genetic algorithm;genetic algorithm;local search algorithm;optimization LK {http://www.zgglkx.com/EN/article/article_14000.shtml}