\documentclass[11pt]{smfbook}
\usepackage{pdfpages}
\begin{document}
\includepdf[pages={1-6}]{xups12-00}
\includepdf[pages={-}]{xups12-01}
\includepdf[pages={-}]{xups12-02}
\includepdf[pages={-}]{xups12-03}
\end{document}