Pfaffian-like ground state for three-body hard-core bosons in one-dimensional lattices. Paredes, B., Keilmann, T., & Cirac, J. I. Physical Review A - Atomic, Molecular, and Optical Physics, 75(5):1–5, May, 2007.
Pfaffian-like ground state for three-body hard-core bosons in one-dimensional lattices [link]Paper  doi  bibtex   

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