@article{1103036311,
author = {Hunt, Robert W.},
title = {The behavior of solutions of ordinary, self-adjoint differential equations of arbitrary even order.},
journal = {Pacific J. Math.},
volume = {12},
number = {4},
year = {1962},
pages = { 945-961},
language = {en},
url = {http://dml.mathdoc.fr/item/1103036311}
}
Hunt, Robert W. The behavior of solutions of ordinary, self-adjoint differential equations of arbitrary even order.. Pacific J. Math., Tome 12 (1962) no. 4, pp. 945-961. http://gdmltest.u-ga.fr/item/1103036311/