<ctx:context-object xsi:schemaLocation="info:ofi/fmt:xml:xsd:ctx http://www.openurl.info/registry/docs/info:ofi/fmt:xml:xsd:ctx" timestamp="2019-10-04T15:19:54Z" xmlns:ctx="info:ofi/fmt:xml:xsd:ctx" xmlns:xsi="http://www.w3.org/2001/XML"><ctx:referent><ctx:identifier>info:oai:calteches.library.caltech.edu:4106</ctx:identifier><ctx:metadata-by-val><ctx:format>info:ofi/fmt:xml:xsd:journal</ctx:format><ctx:metadata><jnl:journal xsi:schemaLocation="info:ofi/fmt:xml:xsd:journal http://www.openurl.info/registry/docs/info:ofi/fmt:xml:xsd:journal" xmlns:jnl="info:ofi/fmt:xml:xsd:journal"><jnl:authors><jnl:author><jnl:aulast>Apostol</jnl:aulast><jnl:aufirst>Tom M.</jnl:aufirst><jnl:au>Apostol, Tom M.</jnl:au></jnl:author></jnl:authors><jnl:issue>1</jnl:issue><jnl:pages>30-40</jnl:pages><jnl:atitle>The Tunnel of Samos</jnl:atitle><jnl:issn>0013-7812</jnl:issn><jnl:volume>67</jnl:volume><jnl:title>Engineering and Science</jnl:title><jnl:date>1 Unspecified 2004</jnl:date><jnl:genre>article</jnl:genre></jnl:journal></ctx:metadata></ctx:metadata-by-val></ctx:referent></ctx:context-object>