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  1. heteroletters.org
    https://www.heteroletters.org

    Heterocyclic Letters is dedicated to Late Professor R.R. Gupta.

  2. rngupta.com
    https://rngupta.com/index.php

    RN GUPTA

  3. researchgate.net
    https://www.researchgate.net/profile/R-Gupta-4

    R. GUPTA | Professor (Assistant) | Ph.D. - ResearchGate

  4. seeklogo.com
    https://seeklogo.com/free-vector-logos/gupta

    Gupta Logo PNG Vectors Free Download - seeklogo

  5. archive.org
    https://archive.org/details/heterocyclicchem0000gupt

    Heterocyclic chemistry : Gupta, R. R. (Radha Raman), 1941- : Free ...

  6. semanticscholar.org
    https://www.semanticscholar.org/author/R.-Gupta/51233240

    R. Gupta - Semantic Scholar

  7. semanticscholar.org
    https://www.semanticscholar.org/author/R.-Gupta/2259789495

    R. Gupta - Semantic Scholar

  8. archive.org
    https://archive.org/details/bmshri.generalknowledge0000rgup

    General Knowledge Hand Book : R.Gupta : Free Download, …

  9. heteroletters.org
    https://www.heteroletters.org/july2011/BiographyRRGupta.pdf
    [PDF]

    SPECIAL ISSUE IN MEMORY OF LATE PROF. RADHA RAMAN …

  10. inspirehep.net
    https://inspirehep.net/authors/2627406

    R. Gupta - INSPIRE

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