Besides William Stein, contributions to this part of the documentation were made by Gary Zablackis.
[CF] {CF} A. Campillo and J. I. Farran, Symbolic Hamburger-Noether expressions of plane curves and applications to AG codes’, Math. Comp., vol 71(2002)1759-1780. http://www.ams.org/mcom/2002-71-240/S0025-5718-01-01390-4/home.html
[CO] {CO} H. Cohen, J. Oesterlé, Dimensions des espaces de formes modulaires, p. 69 78 in Modular functions in one variable VI. Lecture Notes in Math. 627, Springer-Verlag, NewYork, 1977.
[GAP] {GAP4} The GAP Group, GAP - Groups, Algorithms, and Programming, Version 4.4; 2005, http://www.gap-system.org
[G] {G} Solomon Golomb, Shift register sequences, Aegean Park Press, Laguna Hills, Ca, 1967
[Sing] {GPS05} G.-M. Greuel, G. Pfister, and H. Schönemann. Singular 3.0. A Computer Algebra System for Polynomial Computations. Centre for Computer Algebra, University of Kaiserslautern (2005). http://www.singular.uni-kl.de
[Pari] {PARI2} PARI/GP, version 2.1.5, Bordeaux, 2004, http://pari.math.u-bordeaux.fr/
[M] {M} James L. Massey, Shift-Register Synthesis and BCH Decoding, IEEE Trans. on Information Theory, vol. 15(1), pp. 122-127, Jan 1969.
[SAGE] {SJ} William Stein, David Joyner, SAGE: System for Algebra and Geometry Experimentation, Comm. Computer Algebra 39(2005)61-64. (SIGSAM Bull. June 2005) http://sagemath.org/ http://sage.sourceforge.net/