1. Einige Diophantische Probleme und Zahlentheoretische Resultate

   • Alfred Moessner

   OriginalPaper Pages: 233 - 237

2. Reactivity of the double bond in coumarins and related α−β unsaturated carbonyl compounds

   • P. Suryaprakasa Rao
   • T. R. Seshadri

   OriginalPaper Pages: 238 - 242

3. Ellipsoidal harmonics of large orders

   • S. L. Malurkar

   OriginalPaper Pages: 243 - 248