test_abbrev2_crossref.tex

\documentclass[a4paper,10pt]{article}
\usepackage{url}
\usepackage{amscd,amsmath}
\usepackage{amsfonts}
\usepackage[cm]{fullpage}

\begin{document}

\nocite{*}
\bibliographystyle{alpha}
\bibliography{../db/abbrev2,../db/crypto_crossref}

\end{document}