Centroaffine invariants of plane curves in connection with the theory of the second-order linear differential equations

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1. Blaschke W., Vorlesungen über Differentialgeometrie II, Springer, Berlin 1923. (1923) 
2. Borůvka O., Sur quelques applications des dispersions centrales dans la théorie des equations différentielles linéaires du deuxième ordre, Archivum mathematicum (Brno), T. 1 (1965), 1-20. (1965) MR0197823
3. Borůvka O., Lineare Differentialtransformationen 2. Ordnung, VEB Berlin, 1967. (1967) 
4. Cesari L., Asymptotic Behavior and Stability Problems in Ordinary Differential Equations, MIR, Moscow 1964. (1964) Zbl0121.07203MR0180708
5. Neuman F., Sur les équations differentielles linéaires oscillatoires du deuxième ordre avec la dispersion fondamentale $\varphi \left(t\right)=t+\pi$, Buletinul Inst. Polit. (Iaşi), T. X (XIV), (1964), 37-42. (1964) Zbl0151.12202MR0197825
6. Neuman F., Criterion of Periodicity of Solutions of a Certain Differential Equation with a Periodic Coefficient, Ann. di Mat. p. ed appl. (IV), T. LXXV (1967), 385-396. (1967) Zbl0148.07104MR0213652
7. Neuman F., Extremal Property of the Equation $y"=-k^{2}y$, Archivum math. (Brno), T. 3 (1967), 161-164. (1967) MR0236465
8. Neuman F., Relation between the Distribution of the Zeros of the Solutions of a 2nd Order Linear Differential Equation and the Boundedness of these Solutions, Acta Math., T. XIX (1968), p. 1-6. (1968) MR0228750
9. Santaló L. A., Introduction to Integral Geometry, Hermann, Paris 1953. (1953) MR0060840

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