中国科学院数学与系统科学研究院期刊网
Gradual Change Point Test of Trend Terms in Heavy-Tailed Financial Series
JIANG DONG, XU TIANMING
Acta Mathematicae Applicatae Sinica . 2026, (4): 804 -826 .  DOI: 10.20142/j.cnki.amas.202501053