3Colorni A, Dorigo M and Maniezzo V. Distributed optimization by antcolonies [A]. In: Proc. of tst European Conf. Artificial Life [C]. Pans, France: Elsevier, 1991, 134-142.
4UEBBING,LAttEY. Electrical Automobile for the Environment Federal Ministry[J]. Nature Conservation and Nuclear Safety, 2008(3): 35-42.
