Date: Jul. 20, 2001
Link: http://webreference.com/xml/column34/
Source Author or Organization: Michael Claßen, WebReference.com

From DTDs to XML Schemas provides Document Type Definition (DTD) and XML Schema definitions while explaining the benefits of upgrading DTDs to XML Schemas.

The article provides a complete source listing and brief tutorial for a conversion tool made available by the World Wide Web Consortium (W3C), the DTD to XML Schema Conversion Tool, that was written by Mary Holsteg, Dan Connolly, Bert Bos, and Yuichi Koike.