1. Sr. Program Ofcr., Multidisciplinary Ctr. for Earthquake Engrg. Res., State Univ. of New York at Buffalo, Buffalo, NY 14261. E-mail: pekcan@acsu.buffalo.edu
2. Assoc. Prof., Dept. of Civ., Struct., and Envir. Engrg., State Univ. of New York at Buffalo, Buffalo, NY 14260.
3. Assoc. Prof., Dept. of Civ., Struct., and Envir. Engrg., State Univ. of New York at Buffalo, Buffalo, NY.