Carsten Schneider,
"Solving Parameterized Linear Difference Equations in Terms of Indefinite Nested Sums and Products"
, in Journal of difference equations and applications, Vol. 11, Nummer 9, Seite(n) 799-821, 2005, ISSN: 1023-6198
Original Titel:
Solving Parameterized Linear Difference Equations in Terms of Indefinite Nested Sums and Products