@article{120053,
author = {Stan\v ek, Svatoslav},
title = {Integral properties of coefficients of the 2$^nd$ order linear differential equations having the same distribution of zeros of solutions},
journal = {Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica},
volume = {16},
year = {1977},
pages = {69-73},
zbl = {0408.34009},
mrnumber = {0594949},
language = {en},
url = {http://dml.mathdoc.fr/item/120053}
}
Staněk, Svatoslav. Integral properties of coefficients of the 2$^nd$ order linear differential equations having the same distribution of zeros of solutions. Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica, Tome 16 (1977) pp. 69-73. http://gdmltest.u-ga.fr/item/120053/
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