The inductive entanglement classification yields ten rather than eight classes of four-qubit entangled states

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2006

Cited alongside, same era.

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Cited alongside, same era.

Lamata et al. pick 𝔚 G ​ H ​ Z , W \mathfrak{W}_{GHZ,W} as the default class instead of 𝔚 G ​ H ​ Z , G ​ H ​ Z \mathfrak{W}_{GHZ,GHZ} even though usually GHZ is ranked before W

Cited in the paper.

L. Lamata, J. León, D. Salgado, and E. Solano, Physical Review A 75

2007

Later among the works it cites.

W. A. Stein et al., “Sage Mathematics Software (Version 7.2),” The Sage Development Team, http://www.sagemath.org (2016)

2016

Closest in time.