<h1>Echeverria, Fernando</h1>
<h2>Combined from <a href="https://authors.library.caltech.edu">CaltechAUTHORS</a></h2>
<ul>
<li>Echeverria, Fernando and Klinkhammer, Gunnar, el al. (1991) <a href="https://resolver.caltech.edu/CaltechAUTHORS:ECHprd91">Billiard balls in wormhole spacetimes with closed timelike curves: Classical theory</a>; Physical Review D; Vol. 44; No. 4; 1077-1099; <a href="https://doi.org/10.1103/PhysRevD.44.1077">10.1103/PhysRevD.44.1077</a></li>
<li>Friedman, John and Morris, Michael S., el al. (1990) <a href="https://resolver.caltech.edu/CaltechAUTHORS:FRIprd90">Cauchy problem in spacetimes with closed timelike curves</a>; Physical Review D; Vol. 42; No. 6; 1915-1930; <a href="https://doi.org/10.1103/PhysRevD.42.1915">10.1103/PhysRevD.42.1915</a></li>
<li>Echeverria, Fernando (1989) <a href="https://resolver.caltech.edu/CaltechAUTHORS:ECHprd89">Gravitational-wave measurements of the mass and angular momentum of a black hole</a>; Physical Review D; Vol. 40; No. 10; 3194-3203; <a href="https://doi.org/10.1103/PhysRevD.40.3194">10.1103/PhysRevD.40.3194</a></li>
</ul>