ANTI-STOKES RAMAN LASERS : A CONCEPT FOR THE GENERATION OF SHORT-WAVELENGTH COHERENT RADIATION B. WELLEGEHAUSEN, K. LUDEWIGT, M. HUBE et A. FEITISCH J. Phys. Colloques, 48 C7 (1987) C7-317-C7-324 DOI: 10.1051/jphyscol:1987778