Mattheij, Robert M. M. Ordinary differential equations in theory and practice / by Mattheij, Robert M. M. - Philadelphia : SIAM, c2002. - xvii, 405 p. : ill. ; 23 cm. - Classics in applied mathematics ; 43 . Originally published: Chichester ; New York : Wiley, c1996. ISBN: 0898715318 (pbk.)