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	<title>The SOA Magazine Contributions by Vijay Narayanan</title>
	<link>http://www.soamag.com</link>
	<description>
The SOA Magazine is a monthly online publication provided by SOA Systems Inc. and Prentice Hall/PearsonPTR and is officially associated with the "Prentice Hall Service-Oriented Computing Series from Thomas Erl."
	</description>
	<category>SOA</category>
	<language>en-us</language>
	<copyright>Copyright 2006-2009, SOA Systems Inc.</copyright> 

	<item>
		<title>Building Reusable Services</title>
		<link>http://www.soamag.com/I28/0430-1.asp</link>
		<description>
The ability to reuse services is one of the principal benefits for adopting SOA in an enterprise. This statement will remain a promise for your development efforts unless some foundational concepts are practiced. This article offers several practices for increasing the likelihood of achieving service reusability including decoupling of transport, message and interface standardization, encapsulating horizontal cross cutting concerns, and validation of service contracts to avoid interoperability issues. There are a host of practices to adopt when designing services that will increase the odds for service reusability. If care isn't taken a service can be coupled to a transport, access mechanism, and distribution channel that will inhibit our ability to reuse it. This article will explore some of the practices that I have used to facilitate reuse of services across projects and initiatives... 
		</description>
		<category>SOA</category>
		<guid>http://www.soamag.com/contributors/bio-vnarayanan.asp#When:04.30.09</guid>
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