Volume 114, Issue 3 – November 1981

## Variétés polaires locales et classes de Chern des variétés sungulières

Pages 457-491 by Lê Dũng Tráng, Bernard Teissier

## Quasi-conformal modifications of functions having deficiency sum two

Pages 493-518 by David Drasin

## Spectral analysis of $N$-body Schrödinger operators

Pages 519-567 by Peter Perry, Israel Michael Sigal, Barry Simon

## On certain zeta functions attached to two Hilbert modular forms. II. The case of automorphic forms on a quaternion algebra

Pages 569-607 by Goro Shimura