<!doctype style-sheet PUBLIC "-//James Clark//DTD DSSSL Style Sheet//EN"> <style-sheet> <style-specification> <style-specification-body> (element prova (make page-sequence force-last-page: 'front justify-spread?: #t (make side-by-side break-before: 'column-set side-by-side-overlap-control: 'none))) </style-specification-body> </style-specification> </style-sheet>