Kyungpook Mathematical Journal
- Volume 25 Issue 2
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- Pages.127-130
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- 1985
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- 1225-6951(pISSN)
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- 0454-8124(eISSN)
A PERTURBATION METHOD FOR A SET OF QUASI-LINEAR OSCILLATORY SYSTEMS WITH VARIABLE NATURAL FREQUENCY
- El-Naggar, A. (Faculty of Science Assiut University) ;
- Ahmed, I. (Faculty of Science Assiut University)
- Published : 1985.12.20
Abstract
Keywords