 PDF(325 KB)
						
							PDF(325 KB) 
						
						
					 
			 PDF(325 KB)
						
							PDF(325 KB) 
						
						
					 PDF(325 KB)
						
							PDF(325 KB) 
						
						
					一类平面微分系统的广义中心条件与极限环分支
General Center Conditions and Bifurcation of Limit Cycles for a Planar Differential System
| {{custom_ref.label}} | {{custom_citation.content}} 
											{{custom_citation.annotation}}
										 | 
/
| 〈 |  | 〉 |