http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
The Zend Framework is one of today's most popular PHP–based web application development frameworks. Beginning Zend Framework is a beginner's guide to learning and using the Zend Framework. It covers everything from the installation to the various features of the framework to get the reader up and running quickly.
Getting Started with Zend Framework -- The Application -- Writing Controllers Using Zend_Controller -- Views, Forms, Filters, and Validators -- Database Communication, Manipulation, and Display -- Sending and Receiving E-mail -- Web Services and Feeds -- Creating a Search Engine Using Zend_Search_Lucene -- Caching with Zend Framework.