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- [3] DIFFERENTIAL EQUATIONS WITH TURNING-POINTS AND NUMERICAL-METHODS NOTICES OF THE AMERICAN MATHEMATICAL SOCIETY, 1974, 21 (07): : A641 - A641
- [4] GLOBAL-SOLUTIONS OF PERTURBED DIFFERENTIAL-EQUATIONS COMPTES RENDUS DE L ACADEMIE DES SCIENCES SERIE I-MATHEMATIQUE, 1995, 320 (11): : 1319 - 1322