PageHeader : Funkcialaj Ekvacioj, 38 (1995) 545-568 Title : On a Local Energy Decay of Solutions of a Title : Dissipative Wave Equation AuthorInfo : By AuthorInfo : Wakako DAN and Yoshihiro SHIBATA AuthorInfo : (University of Tsukuba, Japan) AuthorInfo : Dedicated to Professor Koji Kubota on his sixtieth birthday section : 1. Introduction section : 2. The properties of $H_{D}(\Omega)$ section : 3. A construction of $C_{0}$ semigroup solving (D) section : 4. A proof of Theorem 1.2 section : 5. Behavior of $R(\lambda)$ near $\lambda=0$ subsection : 5.1 Reduction to a simple case. subsection : 5.2 Potential theory and integral equations. subsection : 5.3 Proof of Theorem 5.1. section : References