On Calogero wave functions
  Two properties of Calogero wave functions for rational Calogero models are studied: (i) the representation of the wave functions in terms of the exponential of Lassalle operators, (ii) the $sL(2,\rr)$ structure of the Calogero--Moser wave functions. 
C.Gonera, P.Kosi\'nski, M.Majewski, P.Ma\'slanka