中国科学院数学与系统科学研究院期刊网
A NUMERICAL METHOD FOR NONLINEAR SINGULAR PERTURBATION DELAY DIFFERENTIAL EQUATIONS
Yu Wenxin, Wei Yifan, Shan Yuqing, Niu Jing
Mathematica Numerica Sinica . 2026, (3): 532 -551 .  DOI: 10.12286/jssx.j2025-1342