APA (7th ed.) Citation
Nikolenko, L. (1967). Asymptotic Methods in the theory of linear differential equations.
Chicago Style (17th ed.) Citation
Nikolenko, L.D. Asymptotic Methods in the Theory of Linear Differential Equations. 1967.
MLA (9th ed.) Citation
Nikolenko, L.D. Asymptotic Methods in the Theory of Linear Differential Equations. 1967.
Warning: These citations may not always be 100% accurate.