author = {D.y. Grigor'ev and M.f. Singer},
title = {{Generalized Series Solutions of Ordinary Differential Equations \kind{Technical Report}},
number = {88-32},
year = {1988},
type = {RISC Report Series},
institution = {Research Institute for Symbolic Computation (RISC), Johannes Kepler University Linz},
address = {Altenberger Straße 69, 4040 Linz, Austria},
issn = {2791-4267 (online)}