Association Journal of CSIAM
Supervised by Ministry of Education of PRC
Sponsored by Xi'an Jiaotong University
ISSN 1005-3085  CN 61-1269/O1
Chinese Journal of Engineering Mathematics
Positive Periodic Solutions of First-order Delay Differential Equations
WENG Ai-zhi
Chinese Journal of Engineering Mathematics . 2016, (1): 106 -110 .  DOI: 10.3969/j.issn.1005-3085.2016.01.010