官网文档
http://docs.unity3d.com/Manual/index.html
官网视频教程
http://unity3d.com/learn/tutorials/modules/beginner/ui
蛮牛中文教程
http://www.unitymanual.com/thread-34439-1-1.html
官方视频（蛮牛翻译）
http://www.unitytrain.cn/course/2
雨松ugui
http://www.xuanyusong.com/archives/category/unity/%e3%80%90ugui%e7%a0%94%e7%a9%b6%e9%99%a2%e3%80%91
泰课视频教程
http://www.taikr.com/course/89
官网demo下载
http://download.csdn.net/detail/onafioo/8756949
疯语-UGUI视频教程 集合贴
http://forum.china.unity3d.com/thread-801-1-1.html
潜水的小懒猫的博客（ugui）
http://blog.sina.com.cn/s/articlelist_2312702844_0_1.html
Dotween相关--------------------------------------------------------------
下载地址
http://dotween.demigiant.com/downloads/DOTween_1_0_830.zip
文档
http://dotween.demigiant.com/documentation.php
效果测试地址
http://robertpenner.com/easing/easing_demo.html
UGUI（五）动画系统
http://blog.sina.com.cn/s/blog_89d90b7c0102viav.html
雨松
http://www.xuanyusong.com/archives/3330
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