http://learn.codelesson.com/course/view.php?id=46

• http://developer.android.com/resources/tutorials/hello-world.html
• http://developer.android.com/resources/samples/MultiResolution/res/layout-land/main.html
• http://developer.android.com/guide/topics/resources/providing-resources.html

• http://www.javahotchocolate.com/tutorials/android.html