Browsing Vol. 31 Núm. 1-2 (2017) by Subject "Química"

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    • Bodas de oro químicas 

      Rabinovich, Daniel (Pontificia Universidad Católica del PerúPE, 2017-02-26)
      Chemical golden anniversary: as tribute to the PUCP's chemical section for its 50 years of work this essay features stamps with gold-related pictures