16 Very Useful Smarty Scripting Tips and Techniques to Make Templates Smarter
http://www.jampmark.com/php-programming/16-very-useful-smarty-scripting-tips-and-techniques-to-make-templates-smarter.html
Templating Engines in PHP - Fabien Potencier
http://fabien.potencier.org/article/34/templating-engines-in-php

The blog of Fabien Potencier about web technology and the symfony framework

Krótka recenzja najpopularniejszych silników do generowania szablonow HTMLowych

So, you think PHP is a templating engine? So did I... for a very long time. But recently, I changed my mind. Even if PHP can be used as a templating engine, the syntax is just plain ugly as a template language.