It is.
In the visual editor the following code gives a list with letters:
<ol type="a">
<li>last wills and endowments,</li>
<li>contribution of legal persons,</li>
<li>revenue from collections and public events</li>
<li>revenue from movable and fixed property,</li>
<li>revenue from Foundation economic activities.</li>
</ol>
which in the front-end results in a list with numbers. See here: http://ispan.waw.pl/fs/en/the-slavic-foundation-statute/