TY - BOOK AU - Cronin,Jane TI - Differential equations: introduction and qualitative theory SN - 0824791894 (acid-free paper) U1 - 515.352 22 PY - 1994/// CY - New York PB - M. Dekker KW - Differential equations N1 - Includes bibliographical references (p. 357-364) and index UR - http://www.loc.gov/catdir/enhancements/fy0647/93046027-d.html ER -