= Electron correlations in narrow energy bands by John Hubbard
{c}
{tag=Work by John Hubbard}
https://doi.org/10.1098/rspa.1963.0204[Original1963 publication]
By <John Hubbard>. Proceedings of the Royal Society A276,238–257. The model compares electron hopping and local repulsion, interpolating between itinerant and atomic limits.
https://www.huy.dev/Hubbard-ProcRSocA-1963.pdf[Rehosted scan of the original research paper]
https://garfield.library.upenn.edu/classics1980/A1980JS76400001.pdf[Author retrospective identifying the original model and citation]
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