Sub Articulo 71.2

\marginpar{X} probably.
To put all marginal notes on the right, but with the two-sided option 
%  Marginal notes are normally put on the outside of the page
%  if @mparswitch = true, and on the right if @mparswitch = false.
\makeatletter
\@mparswitchfalse % all on the right
\makeatother