题名 | Cosine families and abstract nonlinear second order differential equations | 作者 | C. C. Travis1, G. F. Webb | 杂志 | Acta Mathematica Hungarica | 年|卷|期 | Volume 32, Numbers 1-2,1978 | 页码 | 75-96 | 链接 | http://www.akademiai.com/content/m543720120205326/ |
http://www.akademiai.com/content/m543720120205326/ |