Marchini, Stefano; Vigna, Sebastiano (14 October 2019). "Compact Fenwick trees for dynamic ranking and selection". arXiv:1904.12370 [cs.DS]. Extensive discussion of practical implementation details.
Boris Ryabko (1989). "A fast on-line code"(PDF). Soviet Math. Dokl. 39 (3): 533–537. Archived(PDF) from the original on 2019-07-17. Retrieved 2019-07-17.
Boris Ryabko (1992). "A fast on-line adaptive code"(PDF). IEEE Transactions on Information Theory. 28 (1): 1400–1404. Archived(PDF) from the original on 2019-07-14. Retrieved 2019-07-14.
Boris Ryabko (1989). "A fast on-line code"(PDF). Soviet Math. Dokl. 39 (3): 533–537. Archived(PDF) from the original on 2019-07-17. Retrieved 2019-07-17.
Boris Ryabko (1992). "A fast on-line adaptive code"(PDF). IEEE Transactions on Information Theory. 28 (1): 1400–1404. Archived(PDF) from the original on 2019-07-14. Retrieved 2019-07-14.