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title = {{Exact relations in the optimized effective potential method employing an arbitrary Exc[$\rbrace$$\uppsi$i$\upsigma$$\lbrace$]}},  journal = {Physics Letters A},  }  @article{Slater_1951,  doi = {10.1103/physrev.81.385},  url = {http://dx.doi.org/10.1103/physrev.81.385},  year = {1951},  month = {feb},  publisher = {American Physical Society ({APS})},  volume = {81},  number = {3},  pages = {385--390},  author = {J. Slater},  title = {{A Simplification of the Hartree-Fock Method}},  journal = {Physical Review},  }