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http://deepsea.inria.fr/chunkedseq
(full version)
2. Bernardy, J.-P.: The Haskell yi package,
http://hackage.haskell.org/package/yi-0.6.2.3/docs/src/Data-Rope.html
3. Buchsbaum, A.L., Tarjan, R.E.: Confluently persistent deques via data-structural bootstrapping. J. Algorithms 18(3), 513–547 (1995)
4. Buchsbaum, A.L.: Data-structural bootstrapping and catenable deques. PhD thesis, Princeton University (1993)
5. Stanford Large Network Dataset Collection. Friendster graph,
http://snap.stanford.edu/data/com-Friendster.html