1. Invariant operators on geometric quantities

   • A. A. Kirillov

   OriginalPaper Pages: 1 - 21

2. New “large” groups of type I

   • G. I. Ol'shanskii

   OriginalPaper Pages: 22 - 39

3. Integral geometry in affine and projective spaces

   • I. M. Gel'fand
   • S. G. Gindikin
   • M. I. Graev

   OriginalPaper Pages: 39 - 167