@article{GDZPPN001163477,
title = {The Zeros of the Hankel Function as a Function of its Order.},
journal = {Numerische Mathematik},
volume = {2},
year = {1960},
pages = {228-244},
zbl = {0095.05303},
url = {http://dml.mathdoc.fr/item/GDZPPN001163477}
}
MAGNUS, W.; KOTIN, L. The Zeros of the Hankel Function as a Function of its Order.. Numerische Mathematik, Tome 2 (1960) pp. 228-244. http://gdmltest.u-ga.fr/item/GDZPPN001163477/