@book(AHU,
 author       = "A. Aho and J. Hopcroft and J. Ullman",
 year         = "1974",
 title        = "The Design And Analysis of Computer Programs",
 publisher    = "Addison-Wesley",
)
@inproceedings(AA,
 author       = "A. Andersson",
 year         = "1993",
 title        = "Balanced search trees made simple",
 booktitle    = "Proceedings of the 3rd Workshop on Algorithms and Data Structures",
 publisher    = "Springer Verlag",
 pages        = "60--71",
 doi          = "10.1007/3-540-57155-8\_236",
)
@techreport(BR,
 author       = "W. Braun and M. Rem",
 year         = "1983",
 title        = "A logarithmic implementation of flexible arrays",
 type         = "Technical Report",
 number       = "MR83/4",
 institution  = "Eindhoven Institute of Technology",
)
@misc(DSRBT,
 year         = "2014",
 title        = "Data.Set.RBTree",
 url          = "http://hackage.haskell.org/package/llrbtree-0.1.1/docs/src/Data-Set-RBTree.html",
)
@inproceedings(GS,
 author       = "L. J. Guibas and R. Sedgewick",
 year         = "1978",
 title        = "A dichromatic framework for balanced trees",
 booktitle    = "Proceedings of the 19th Annual Symposium on Foundations of Computer Science",
 publisher    = "IEEE",
 pages        = "8--21",
 doi          = "10.1109/SFCS.1978.3",
)
@misc(H,
 year         = "2014",
 title        = "Haskell",
 url          = "http://www.haskell.org",
)
@article(Ka3,
 author       = "S. Kahrs",
 year         = "2001",
 title        = "Red-black trees with types",
 journal      = "Journal of Functional Programming",
 volume       = "11",
 number       = "4",
 doi          = "10.1017/S0956796801004026",
)
@misc(Ka1,
 author       = "S. Kahrs",
 year         = "2014",
 title        = "Untyped red-black trees",
 url          = "http://www.cs.kent.ac.uk/people/staff/smk/redblack/Untyped.hs",
)
@misc(Mi,
 author       = "M. Might",
 year         = "2014",
 title        = "Deletion from red-black trees: the missing method",
 url          = "http://matt.might.net/articles/red-black-delete/",
)
@article(Ok,
 author       = "C. Okasaki",
 year         = "1999",
 title        = "Red-black trees in a functional setting",
 journal      = "Journal of Functional Programming",
 volume       = "9",
 number       = "4",
 doi          = "10.1017/S0956796899003494",
)
@misc(R,
 year         = "2014",
 title        = "Racket",
 url          = "http://www.racket-lang.org",
)