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Ladas, G. Oscillation in Differential Equations with Positive and Negative Coefficients. Canadian mathematical bulletin, Tome 33 (1990) no. 4, pp. 442-451. doi: 10.4153/CMB-1990-072-x
@article{10_4153_CMB_1990_072_x,
author = {Ladas, G.},
title = {Oscillation in {Differential} {Equations} with {Positive} and {Negative} {Coefficients}},
journal = {Canadian mathematical bulletin},
pages = {442--451},
year = {1990},
volume = {33},
number = {4},
doi = {10.4153/CMB-1990-072-x},
url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1990-072-x/}
}
TY - JOUR AU - Ladas, G. TI - Oscillation in Differential Equations with Positive and Negative Coefficients JO - Canadian mathematical bulletin PY - 1990 SP - 442 EP - 451 VL - 33 IS - 4 UR - http://geodesic.mathdoc.fr/articles/10.4153/CMB-1990-072-x/ DO - 10.4153/CMB-1990-072-x ID - 10_4153_CMB_1990_072_x ER -
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