@article{Amos:1983:APF,
author = {Amos, D. E.},
title = {Algorithm 609. {A} portable {FORTRAN} subroutine for the
{B}ickley functions {${\rm Ki}_n(x)$}},
journal = {ACM Trans. Math. Software},
fjournal = {Association for Computing Machinery. Transactions on
Mathematical Software},
volume = {9},
year = {1983},
number = {4},
pages = {480–493},
note = {Single-precision Fortran, maximum accuracy 18S.},
issn = {0098-3500},
coden = {ACMSCU},
mrclass = {65D20 (33A70 65-04)},
mrnumber = {MR791978 (87a:65044)},
mrreviewer = {Marietta J. Tretter},
doi = {10.1145/356056.356064},
links = {\GAMSmodule{TOMS}{609}{8647}},
zblno = {0545.33001}}