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1971 [LaTeX]

Papers

International Journals

1 - Corrections to the gaussian overlap approximation. A new boson expansion
J. DA PROVIDÊNCIA, J. N. URBANO and L. S. FERREIRA
Nucl. Phys. A 170, 129 (1971)

2 - Theorem for energy-weighted averages of spectroscopic factors
J. DA PROVIDÊNCIA and C. M. SHAKIN
Phys. Rev. Lett. 27, 1069 (1971)

3 - Cluster expansion for correlated wave functions of finite systems
J. DA PROVIDÊNCIA and C. M. SHAKIN
Phys. Rev. C4, 1560 (1971)