@unknown(DVC3qubit,
 author       = "W. D{\"{u}}r and G. Vidal and J. I. Cirac",
 year         = "2000",
 title        = "Three qubits can be entangled in two inequivalent ways",
 journal      = "Phys. Rev. A",
 volume       = "62",
 number       = "062314",
)
@unknown(Lack,
 author       = "S. Lack",
 year         = "2004",
 title        = "Composing PROPs",
 journal      = "Theory and Applications of Categories",
 volume       = "13",
 pages        = "147--163",
)
@unknown(HEB04,
 author       = "M. Hein and J. Eisert and H. J. Briegel",
 year         = "2004",
 title        = "Multi-party entanglement in graph states",
 journal      = "Physical Review A",
 volume       = "69",
 number       = "062311",
)
@unknown(JoyalStreet,
 author       = "A. Joyal and R. Street",
 year         = "1991",
 title        = "The geometry of tensor calculus {I}",
 journal      = "Advances in Mathematics",
 volume       = "88",
 pages        = "55--112",
)
@unknown(quanto,
 author       = "L. Dixon and R. Duncan and A. Merry and A. Kissinger",
 year         = "2011",
 title        = "{\tt quantomatic} software",
 note         = "Available from {h}ttp://dream.inf.ed.ac.uk/projects/quantomatic/",
)
@unknown(KellyLaplaza,
 author       = "G. M. Kelly and M. L. Laplaza",
 year         = "1980",
 title        = "Coherence for compact closed categories",
 journal      = "Journal of Pure and Applied Algebra",
 volume       = "19",
 pages        = "193--213",
)
@unknown(StreetBook,
 author       = "R. Street",
 year         = "2007",
 title        = "Quantum Groups: A Path to Current Algebra",
 publisher    = "Cambridge University Press",
)
@unknown(ContPhys,
 author       = "B. Coecke",
 year         = "2009",
 title        = "Quantum Picturalism",
 journal      = "Contemporary Physics",
 volume       = "51",
 pages        = "59--83",
 note         = "{a}rXiv:0908.1787",
)
@unknown(RedGreen,
 author       = "B. Coecke and R. Duncan",
 year         = "2009",
 title        = "Interacting quantum observables",
 booktitle    = "Proceedings of the 37th International Colloquium on Automata, Languages and Programming (ICALP)",
 note         = "{a}rXiv:quant-ph/09064725",
)
@unknown(wosums,
 author       = "B. Coecke and D. Pavlovic",
 year         = "2007",
 title        = "Quantum measurements without sums",
 editor       = "G. Chen and L. Kauffman and S. Lamonaco",
 booktitle    = "Mathematics of Quantum Computing and Technology",
 publisher    = "Taylor and Francis",
 pages        = "567--604",
 note         = "{a}rXiv:quant-ph/0608035",
)
@unknown(CocPavVic,
 author       = "B. Coecke and D. Pavlovic and J. Vicary",
 year         = "2011",
 title        = "A new description of orthogonal bases",
 journal      = "Mathematical Structures in Computer Science, to appear.",
 note         = "{a}rXiv:quant-ph/0810.1037",
)
@unknown(CK,
 author       = "B. Coecke and A. Kissinger",
 year         = "2010",
 title        = "The Compositional Structure of Multipartite Quantum Entanglement",
 booktitle    = "Proceedings of the 37th International Colloquium on Automata, Languages and Programming (ICALP)",
 pages        = "297--308",
 note         = "{a}rXiv:1002.2540",
)
@unknown(CKMS,
 author       = "B. Coecke and A. Kissinger and A. Merry and S. Roy",
 year         = "2011",
 title        = "Rational calculus within graphical GHZ/W-calculus",
 booktitle    = "Proceedings of the Workshop on High Productivity Computations",
)
@unknown(2x2xn,
 author       = "A. Miyake and F. Verstraete",
 year         = "2004",
 title        = "Multipartite entanglement in $2 \times 2 \times n$ quantum systems",
 journal      = "Physical Review A",
 volume       = "69",
 number       = "012101",
)
@unknown(CKWtangle,
 author       = "V. Coffman and J. Kundu and W. K. Wooters",
 year         = "2000",
 title        = "Distributed Entanglement",
 journal      = "Physical Review A",
 volume       = "61",
 number       = "052306",
)
@unknown(CarboniWalters,
 author       = "A. Carboni and R. F. C. Walters",
 year         = "1987",
 title        = "Cartesian bicategories {I}",
 journal      = "Journal of Pure and Applied Algebra",
 volume       = "49",
 pages        = "11--32",
)
@unknown(NieMaj,
 author       = "M. A. Nielsen",
 year         = "1999",
 title        = "Conditions for a class of entanglement transformations",
 journal      = "Physical Review Letters",
 volume       = "83(2)",
 pages        = "436--439",
)
@unknown(CatSem,
 author       = "S. Abramsky and B. Coecke",
 year         = "2004",
 title        = "A categorical semantics of quantum protocols",
 booktitle    = "Proceedings of the 19th Annual IEEE Symposium of Logic in Computer Science",
 publisher    = "IEEE Computer Science Press",
 pages        = "415--425",
 note         = "ArXiv:0808.1023",
)
@unknown(4qubit,
 author       = "F. Verstraete and J. Dehaene and B. De Moor and H. Verschelde",
 year         = "2002",
 title        = "Four qubits can be entangled in nine different ways",
 journal      = "Physical Review A",
 volume       = "65",
 number       = "052112",
)