Acta Mathematicae Applicatae Sinica, English Series, Jan 1992
This is a preview of a remote PDF: https://link.springer.com/content/pdf/10.1007%2FBF02006068.pdf
Article home page: http://link.springer.com/article/10.1007/BF02006068
Errata, Acta Mathematicae Applicatae Sinica, English Series, 1992, pp. 5-5, Volume 8, Issue 1, DOI: 10.1007/BF02006068