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Continue to ChatSeifert manifoldlardaki tayt kontakt yapılar üzerine. - https://avesis.metu.edu.tr/advisingtheses/details/48588b17-30f9-4a2e-a5a4-f4f396b77353/on-the-tight-contact-structures-on-seifert-fibred-3manifolds-with-4-singular-fibers