Geodesic
A new Rational Free-fermion Solution of the Yang-baxter Equation
Publications de l'Institut Mathématique, _N_S_63 (1998) no. 77, p. 147 .

Voir la notice de l'article provenant de la source eLibrary of Mathematical Institute of the Serbian Academy of Sciences and Arts

We give explicit formulae of a new family of rational $(4\times 4)$ $R$-matrices, satisfying the free-fermion condition. These solutions are of rank 2 and with rational irreducible spectral curves. That was the last geometrically possible situation in which solutions had not been known.
Classification : 82B20 
@article{PIM_1998_N_S_63_77_a15,
     author = {Vladimir Dragovi\'c},
     title = {A new {Rational} {Free-fermion} {Solution} of the {Yang-baxter} {Equation}},
     journal = {Publications de l'Institut Math\'ematique},
     pages = {147 },
     publisher = {mathdoc},
     volume = {_N_S_63},
     number = {77},
     year = {1998},
     zbl = {0943.82010},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PIM_1998_N_S_63_77_a15/}
}
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Vladimir Dragović. A new Rational Free-fermion Solution of the Yang-baxter Equation. Publications de l'Institut Mathématique, _N_S_63 (1998) no. 77, p. 147 . http://geodesic.mathdoc.fr/item/PIM_1998_N_S_63_77_a15/