You don’t know what it is? Read this short article … in Portuguese, Italian, French, Arabic, English, Japanese, Polish, Spanish!
Do you want to know more? See this pocket-book!
Do you want to deepen? Consult the Manual!
Do you want to learn how to analyze a text? Do the exercises!
You want to know how things are called? Here is the terminology.
If you want to apply yourself to text composition… Download the fonts in use in the RBS!