\begin{thebibliography}{1}

\bibitem{dragonbook}
{\sc Aho, A., Sethi, R., and Ullman, J.}
\newblock {\em Compilers: Principles, Techniques, and Tools}.
\newblock Addison-Wesley, 1986.

\bibitem{choe}
{\sc Choe, K.-M.}
\newblock Private communication (\texttt{choe@compiler.kaist.ac.kr}).
\newblock Korean Advanced Institute of Science and Technology, Seoul, South
  Korea, December 2000.

\bibitem{DeremerPenello}
{\sc DeRemer, F., and Penello, T.}
\newblock Efficient computation of lookahead sets.
\newblock {\em ACM Transactions of Programming Languages and Systems 4}, 4
  (October 1982), 615--749.

\bibitem{yacc}
{\sc Johnson, S.~C.}
\newblock Yacc: Yet another compiler compiler.
\newblock Computer Science Technical Report~32, AT\&T Bell Labs, Murray Hill,
  NJ (USA), 1975.
\newblock Reprinted in the \textit{4.3BSD Unix Programmer's Manual,
  Supplementary Documents 1, PS1:15. UC Berkeley, 1986.}

\bibitem{ParkChoeChang}
{\sc Park, J., Choe, K.-M., and Chang, C.}
\newblock A new analysis of {LALR} formalisms.
\newblock {\em ACM Transactions of Programming Languages and Systems 7}, 1
  (January 1985), 159--175.

\end{thebibliography}