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\section*{Papers}

\subsection*{International Journals}

\item[1] ``Description of excited states in systems with short-range correlations'', J. DA PROVIDÊNCIA and C. M. SHAKIN, Nucl. Phys. {\bf A242}, 376 (1975).

\item[2] ``Description of Anharmonicities in a Solvable Model  by the Generator Coordinate Method'', M. H. Caldeira and C. A. de Sousa, Fizika (Zagreb) {\bf 7 (2)}, 19-31 (1975).

\item[3] ``The Hartree-Fock and the Generator Coordinate Method in Field Theory: The Polaron Problem'', J. da Providência , M. C. Ruivo and C. A. de Sousa, Ann. of Phys., N. Y. {\bf 91}, 366-374 (1975).

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