TY - BOOK AU - Agarwal Ravi P AU - O'Regan Donal TI - Introduction to ordinary differential equations SN - 9780387712758 (pbk) U1 - B334, P8;1 TB PY - 2008/// CY - New York PB - Springer KW - Mathematics N1 - References 315-318p.; Index 319-321p ER -