@article{MASLO_1979_29_1_a0,
author = {Regenda, J\'an},
title = {Oscillation criteria for fourth-order linear differential equations},
journal = {Mathematica slovaca},
pages = {3--16},
year = {1979},
volume = {29},
number = {1},
mrnumber = {561771},
zbl = {0408.34032},
language = {en},
url = {http://geodesic.mathdoc.fr/item/MASLO_1979_29_1_a0/}
}
Regenda, Ján. Oscillation criteria for fourth-order linear differential equations. Mathematica slovaca, Tome 29 (1979) no. 1, pp. 3-16. http://geodesic.mathdoc.fr/item/MASLO_1979_29_1_a0/
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