@article{1102978049,
author = {Hadass, Rina},
title = {On the zeros of the solutions of the differential equation $y^{(n)}(z)+p(z)=0$.},
journal = {Pacific J. Math.},
volume = {31},
number = {3},
year = {1969},
pages = { 33-46},
language = {en},
url = {http://dml.mathdoc.fr/item/1102978049}
}
Hadass, Rina. On the zeros of the solutions of the differential equation $y^{(n)}(z)+p(z)=0$.. Pacific J. Math., Tome 31 (1969) no. 3, pp. 33-46. http://gdmltest.u-ga.fr/item/1102978049/