<?xml version="1.0" encoding="utf-8"?>
<xsl:stylesheet version="1.0" xmlns:xsl='http://www.w3.org/1999/XSL/Transform'>
    <xsl:variable name="s99_end_ru" select="'Конец'" />

    <xsl:variable name="s99_end__98_backcover2_ru" select="document('98-backcover2/ru.xml')/ru/div" />
    <xsl:variable name="s99_end__99_backcover_ru" select="document('99-backcover/ru.xml')/ru/div" />

</xsl:stylesheet>