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Willett, D. Generalized de la Vallée Poussin Disconjugacy Tests for Linear Differential Equations(1). Canadian mathematical bulletin, Tome 14 (1971) no. 3, pp. 419-428. doi: 10.4153/CMB-1971-073-3
@article{10_4153_CMB_1971_073_3,
author = {Willett, D.},
title = {Generalized de la {Vall\'ee} {Poussin} {Disconjugacy} {Tests} for {Linear} {Differential} {Equations(1)}},
journal = {Canadian mathematical bulletin},
pages = {419--428},
year = {1971},
volume = {14},
number = {3},
doi = {10.4153/CMB-1971-073-3},
url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1971-073-3/}
}
TY - JOUR AU - Willett, D. TI - Generalized de la Vallée Poussin Disconjugacy Tests for Linear Differential Equations(1) JO - Canadian mathematical bulletin PY - 1971 SP - 419 EP - 428 VL - 14 IS - 3 UR - http://geodesic.mathdoc.fr/articles/10.4153/CMB-1971-073-3/ DO - 10.4153/CMB-1971-073-3 ID - 10_4153_CMB_1971_073_3 ER -
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