N.P. and Szego Bhatia books & textbook
Stability Theory of Dynamical Systems (Classics in Mathematics)
Springer /2002-01-10 Paperback / 237 Pages
isbn-10: 3540427481 / isbn-13: 9783540427483
Dynamical Systems: Stability, Theory and Applications
Springer-Verlag /1967-01-01 Paperback / 416 Pages
isbn-10: 0387039066 / isbn-13: 9780387039060