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Results: 1-17 |
Results: 17

Authors: CARL S HEIKKILA S
Citation: S. Carl et S. Heikkila, ON 2ND-ORDER DISCONTINUOUS IMPLICIT BOUNDARY-VALUE-PROBLEMS WITH DISCONTINUOUS IMPLICIT BOUNDARY-CONDITIONS, Nonlinear analysis, 33(3), 1998, pp. 261-279

Authors: CARL S HEIKKILA S
Citation: S. Carl et S. Heikkila, ELLIPTIC-EQUATIONS WITH DISCONTINUOUS NONLINEARITIES IN R-N, Nonlinear analysis, 31(1-2), 1998, pp. 217-227

Authors: VIITANEN JV KOKKO ML HEIKKILA S KAUTIAINEN H
Citation: Jv. Viitanen et al., NECK MOBILITY ASSESSMENT IN ANKYLOSING-SPONDYLITIS - A CLINICAL-STUDYOF 9 MEASUREMENTS INCLUDING NEW TAPE METHODS FOR CERVICAL ROTATION AND LATERAL FLEXION, British journal of rheumatology, 37(4), 1998, pp. 377-381

Authors: KAUPPI M LEPPANEN L HEIKKILA S LAHTINEN T KAUTIAINEN H
Citation: M. Kauppi et al., ACTIVE CONSERVATIVE TREATMENT OF ATLANTOAXIAL SUBLUXATION IN RHEUMATOID-ARTHRITIS, British journal of rheumatology, 37(4), 1998, pp. 417-420

Authors: CARL S HEIKKILA S
Citation: S. Carl et S. Heikkila, ON DISCONTINUOUS IMPLICIT EVOLUTION-EQUATIONS, Journal of mathematical analysis and applications, 219(2), 1998, pp. 455-471

Authors: CARL S HEIKKILA S
Citation: S. Carl et S. Heikkila, ON DISCONTINUOUS FIRST-ORDER IMPLICIT BOUNDARY-VALUE-PROBLEMS, Journal of differential equations (Print), 148(1), 1998, pp. 100-121

Authors: HEIKKILA S
Citation: S. Heikkila, FIRST-ORDER DISCONTINUOUS IMPLICIT DIFFERENTIAL-EQUATIONS WITH DISCONTINUOUS BOUNDARY-CONDITIONS, Nonlinear analysis, 30(3), 1997, pp. 1753-1761

Authors: SEIKKALA S HEIKKILA S
Citation: S. Seikkala et S. Heikkila, UNIQUENESS, COMPARISON AND EXISTENCE RESULTS FOR DISCONTINUOUS IMPLICIT DIFFERENTIAL-EQUATIONS, Nonlinear analysis, 30(3), 1997, pp. 1771-1780

Authors: HEIKKILA S
Citation: S. Heikkila, ON DISCONTINUOUSLY PERTURBED CARATHEODORY TYPE DIFFERENTIAL-EQUATIONS, Nonlinear analysis, 26(4), 1996, pp. 775-784

Authors: HEIKKILA S LAKSHMIKANTHAM V
Citation: S. Heikkila et V. Lakshmikantham, A UNIFIED THEORY FOR FIRST-ORDER DISCONTINUOUS SCALAR DIFFERENTIAL-EQUATIONS, Nonlinear analysis, 26(4), 1996, pp. 785-797

Authors: HEIKKILA S KUMPULAINEN M SEIKKALA S
Citation: S. Heikkila et al., EXISTENCE, UNIQUENESS, AND COMPARISON RESULTS FOR A DIFFERENTIAL-EQUATION WITH DISCONTINUOUS NONLINEARITIES, Journal of mathematical analysis and applications, 201(2), 1996, pp. 478-488

Authors: CARL S HEIKKILA S LAKSHMIKANTHAM V
Citation: S. Carl et al., NONLINEAR ELLIPTIC DIFFERENTIAL-INCLUSIONS GOVERNED BY STATE-DEPENDENT SUBDIFFERENTIALS, Nonlinear analysis, 25(7), 1995, pp. 729-745

Authors: DHAGE BC HEIKKILA S KUMPULAINEN M
Citation: Bc. Dhage et al., ON COMMON FIXED-POINTS WITH APPLICATIONS TO DIFFERENTIAL-EQUATIONS INORDERED BANACH-SPACES, Indian Journal of Pure and Applied Mathematics, 26(5), 1995, pp. 411-416

Authors: HEIKKILA S LAKSHMIKANTHAM V
Citation: S. Heikkila et V. Lakshmikantham, ON THE METHOD OF UPPER AND LOWER SOLUTIONS FOR DISCONTINUOUS BOUNDARY-VALUE-PROBLEMS, Nonlinear analysis, 23(2), 1994, pp. 265-273

Authors: CARL S HEIKKILA S
Citation: S. Carl et S. Heikkila, ON THE EXISTENCE OF EXTREMAL SOLUTIONS FOR DISCONTINUOUS ELLIPTIC-EQUATIONS UNDER DISCONTINUOUS FLUX CONDITIONS, Nonlinear analysis, 23(12), 1994, pp. 1499-1506

Authors: HEIKKILA S ISOMAKI H
Citation: S. Heikkila et H. Isomaki, LONG-TERM OUTCOME OF RHEUMATOID-ARTHRITIS HAS IMPROVED, Scandinavian journal of rheumatology, 23(1), 1994, pp. 13-15

Authors: HEIKKILA S LAKSHMIKANTHAM V
Citation: S. Heikkila et V. Lakshmikantham, ON THE 2ND-ORDER MIXED QUASI-MONOTONE PERIODIC BOUNDARY-VALUE SYSTEMSIN ORDERED BANACH-SPACES, Nonlinear analysis, 20(9), 1993, pp. 1135-1144
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