@article{GDZPPN002461269,
title = {Optimal Extrapolation of Derivatives.},
journal = {Metrika},
volume = {34},
year = {1987},
pages = {45-60},
zbl = {0608.62088},
url = {http://dml.mathdoc.fr/item/GDZPPN002461269}
}
Spruill, M.C. Optimal Extrapolation of Derivatives.. Metrika, Tome 34 (1987) pp. 45-60. http://gdmltest.u-ga.fr/item/GDZPPN002461269/