Existence of Weak Solutions for Second-Order Boundary Value Problem of Impulsive Dynamic Equations on Time Scales

Por Hongbo Duan, Hui Fang
Publicado em 2009-01-01

Microstructures of Three In-Situ Reinforcements and the Effect on the Tensile Strengths of an Al-Si-Cu-Mg-Ni Alloy

Por Lusha Tian, Yongchun Guo, Jianping Li, Feng Xia, Minxian Liang, Hongbo Duan, Ping Wang, Jianli Wang
Publicado em 2018-09-01