×
模态框(Modal)标题
在这里添加一些文本
Close
Close
Submit
Cancel
Confirm
×
模态框(Modal)标题
×
中国科学院数学与系统科学研究院期刊网
ISSN 0254-3079 CN 11-2040/O1
Toggle navigation
AMAS
Home
About
Editorial Board
Instruction
Subscription
Download
Contact Us
中文
Positive Periodic Solutions of Second Order Singular Difference Systems
XU Li, CUI Debiao
Acta Mathematicae Applicatae Sinica . 2019, (
3
): 289 -296 . DOI: 10.12387/C2019024