@article{GDZPPN00117973X,
title = {On Transformations of Graded Matrices, with Applications to Stiff ODE's.},
journal = {Numerische Mathematik},
volume = {46},
year = {1985},
pages = {363-386},
zbl = {0599.65020},
url = {http://dml.mathdoc.fr/item/GDZPPN00117973X}
}
Dahlquist, Germund. On Transformations of Graded Matrices, with Applications to Stiff ODE's.. Numerische Mathematik, Tome 46 (1985) pp. 363-386. http://gdmltest.u-ga.fr/item/GDZPPN00117973X/