A Comment on the Letter by E. C. Marino, Phys. Rev. Lett. 55, 2991 (1985).
DOI:https://doi.org/10.1103/PhysRevLett.59.370
©1987 American Physical Society
J. Voit and H. J. Schulz
Vol. 59, Iss. 3 — 20 July 1987
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