Grigorian, Gevorg A. Oscillatory criteria for the second order linear ordinary differential equations. (English) Zbl 1498.34095 Math. Slovaca 69, No. 4, 857-870 (2019). MSC: 34C10 34A30 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Grigorian, Gevorg Avagovich On one oscillatory criterion for the second order linear ordinary differential equations. (English) Zbl 1360.34075 Opusc. Math. 36, No. 5, 589-601 (2016). MSC: 34C10 34A30 × Cite Format Result Cite Review PDF Full Text: DOI