```tex
\usepackage[a4paper,margin=3cm]{geometry}
\usepackage{mathpazo}
```

Use xr package for cross references.
user
```tex
\usepackage[a4paper,margin=3cm]{geometry}
\usepackage{mathpazo}
\usepackage{xr}
\externaldocument{../vignettes/eglen2015}

\newcommand{\rpref}[1]{(page~\pageref{#1})}```
assistant