Bibliography

BMW97
Manuel Bronstein, Thom Mulders, and Jacques-Arthur Weil.
On symmetric powers of differential operators.
In Proceedings of the 1997 International Symposium on Symbolic and Algebraic Computation (Kihei, HI), pages 156--163 (electronic), New York, 1997. ACM.

vdPS03
Marius van der Put and Michael F. Singer.
Galois theory of linear differential equations, volume 328 of Grundlehren der Mathematischen Wissenschaften [Fundamental Principles of Mathematical Sciences].
Springer-Verlag, Berlin, 2003.

vH97a
Mark van Hoeij.
Factorization of differential operators with rational functions coefficients.
J. Symbolic Comput., 24(5):537--561, 1997.

vH97b
Mark van Hoeij.
Formal solutions and factorization of differential operators with power series coefficients.
J. Symbolic Comput., 24(1):1--30, 1997.

V2.28, 13 July 2023