@article{03693863,
title = {Approximation on the semi-infinite interval.},
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {3},
year = {1980},
pages = {793-796},
doi = {10.1155/S0161171280000580},
zbl = {0444.41014},
language = {en},
url = {http://dml.mathdoc.fr/item/03693863}
}
Mercer, A.McD. Approximation on the semi-infinite interval.. International Journal of Mathematics and Mathematical Sciences, Tome 3 (1980) pp. 793-796. doi : 10.1155/S0161171280000580. http://gdmltest.u-ga.fr/item/03693863/