中国科学院数学与系统科学研究院期刊网
LIE SYMMETRY GROUP REDUCTION OF THE SYSTEMS PRESERVING n-FORM AND ITS APPLICATIONS
De Bin Huang, Xiao Hua ZHAO, Feng YU, Yu Rong LIU
Acta Mathematicae Applicatae Sinica . 2000, (1): 108 -121 .  DOI: 10.12387/C2000027