In the preceding example, the file paper.bbl might contain
\begin{thebibliography}{CZ83} \bibitem[BL80]{lampson} Ed. B.W.~Lampson. \newblock {\it Distributed Systems: Architecture and Implementation}. \newblock Springer-Verlag, 1980. \bibitem[CZ83]{cheri83} D.R.~Cheriton and W.~Zwaenepoel. \newblock The distributed v kernel and its performance for diskless workstations. \newblock In {\it Proceedings of the 9th Symposium on Operating System Principles}, ACM, 1983. \end{thebibliography}
If you don't have bibtex, this file could be produced by hand. However, bibtex should be part of the LATEX package.