\documentclass{article}
\usepackage[latin1]{inputenc}
\usepackage{fullpage}
\begin{document}
\begin{itemize}
\section*{Papers}

\subsection*{International Journals}

\item[1] ``Random phase approximation for systems with singular interactions'', J. DA PROVIDÊNCIA  and C. M. SHAKIN, Nucl. Phys. {\bf 65}, 75 (1965).

\item[2] ``Determination of the correlation structure of nuclei via inelastic electron scattering'', J. DA PROVIDÊNCIA and C. M. SHAKIN, Nucl. Phys. {\bf 65}, 54 (1965).

\end{itemize}
\end{document}