<h1>Marmarelis, Panos Zissis</h1> <h2>Combined from <a href="https://authors.library.caltech.edu">CaltechAUTHORS</a></h2> <ul> <li>Marmarelis, P. Z. and Udwadia, F. E. (1976) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20140812-121312404">The identification of building structural systems. II. The nonlinear case</a>; Bulletin of the Seismological Society of America; Vol. 66; No. 1; 153-171</li> <li>Udwadia, Firdaus E. and Marmarelis, Panos Z. (1976) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20140812-120946297">The identification of building structural systems. I. The linear case</a>; Bulletin of the Seismological Society of America; Vol. 66; No. 1; 125-151</li> </ul>