中国科学院数学与系统科学研究院期刊网
A Homeomorphism and Linear Homeomorphism Theorem for Certain Type of 4n￣(th)- Order Differential Operator with a Parameter
文颖范
Acta Mathematica Sinica, Chinese Series . 1995, (6):  .  DOI: 10.12386/A1995sxxb0106