中国科学院数学与系统科学研究院期刊网
THE INVERSE BHATTACHARYYA INFORMATION MATRIX FOR MULTIPARAMETRIC EXPONENTIAL FAMILY AND ITS APPLICATION TO NORMAL DISTRIBUTIONS
Wu Chuan-yi
Acta Mathematicae Applicatae Sinica . 1989, (2): 205 -212 .  DOI: 10.12387/C1989024