Name abdollah nazari Affiliation دانشجو سایر دانشگاههای کشور Degree Website Email — JournalPaper Presentation FinishedProject Book ConferenceHoldings Speech Panel WorkShop TheorizingChair ResearchExcellence Innovation Publication ExecutiveActivity Thesis Sabbatical GrantAttraction Contribution IndustryVisit Art TitleJournal 1 Non-trivial periodic solutions for a class of damped vibration problems Annals of the University of Craiova, Mathematics and Computer Science Series 2 INFINITELY MANY SOLUTIONS FOR PERTURBED FOURTH-ORDER KIRCHHOFF-TYPE PROBLEMS DYNAMIC SYSTEMS AND APPLICATIONS