中国科学院数学与系统科学研究院期刊网
Nonlinear Modeling of Heteroscedastic Hierarchical Data via ECM Algorithm
Chuo Xin MA, Man Ling QIAN, Mao Zai TIAN
Acta Mathematica Sinica, Chinese Series . 2017, (5): 731 -744 .  DOI: 10.12386/A2017sxxb0062