中国科学院数学与系统科学研究院期刊网
On the Continulty of the Multiplication of the Infinite Matrix Algebra ∑(λ,μ)
Cong Xin WU,Jun Jun LIAO
Acta Mathematica Sinica, Chinese Series . 1999, (5): 897 -904 .  DOI: 10.12386/A1999sxxb0123