Lehnigk, S. H. (1966). Stability theorems for linear motions: With an introduction to Liapunov's direct method. Prentice-Hall.
Chicago Style (17th ed.) CitationLehnigk, Siegfried Horst. Stability Theorems for Linear Motions: With an Introduction to Liapunov's Direct Method. Englewood Cliffs, N.J: Prentice-Hall, 1966.
MLA (9th ed.) CitationLehnigk, Siegfried Horst. Stability Theorems for Linear Motions: With an Introduction to Liapunov's Direct Method. Prentice-Hall, 1966.
Warning: These citations may not always be 100% accurate.