LibreOffice 4.1: Release Notes - The Document Foundation Wiki
Apache OpenOffice User Interface - Apache OpenOffice Wiki
1.1 Features
Adding images to a document - Apache OpenOffice Wiki
Creating slides from an outline - Apache OpenOffice Wiki
LibreOffice 5.0: Release Notes - The Document Foundation Wiki
Parts of the main Impress window - Apache OpenOffice Wiki
1.1 Features
Using spreadsheets in Impress - Apache OpenOffice Wiki
The Writer Interface - Apache OpenOffice Wiki
Customizing the user interface - Apache OpenOffice Wiki
LibreOffice Developer's Guide: Chapter 6 - Office Development - The Document Foundation Wiki
OpenOffice Impress - Parts of the main Impress window
Customizing the user interface - Apache OpenOffice Wiki
Parts of the main window - Apache OpenOffice Wiki